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	<title>O MATHIMATIKOS MAS</title>
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&#171; L'essence des math&#233;matiques, c'est la libert&#233;. &#187; Georg Cantor</description>
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		<title>Calculer la norme d'un vecteur dans un rep&#232;re orthonorm&#233;</title>
		<link>https://www.omathimatikosmas.net/spip.php?article184</link>
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		<dc:date>2025-06-09T08:23:35Z</dc:date>
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		<dc:creator>J.G.</dc:creator>


		<dc:subject>Coordonn&#233;es d'un vecteur</dc:subject>
		<dc:subject>G&#233;om&#233;trie vectorielle</dc:subject>
		<dc:subject>Les vecteurs</dc:subject>
		<dc:subject>2nde</dc:subject>
		<dc:subject>Rep&#232;re orthonorm&#233;</dc:subject>
		<dc:subject>Norme</dc:subject>

		<description>&lt;p&gt;Soutien scolaire gratuit en math&#233;matiques &#224; l'aide de vid&#233;os. Lyc&#233;e public - Pierre Bourdan. Gu&#233;ret. Vid&#233;o &#233;galement disponible sur &lt;a href=&#034;https://www.lycee-pierre-bourdan-maths-video.net/Calculer-la-norme-d-un-vecteur-dans-un-repere-orthonorme&#034; class=&#034;spip_out&#034; rel=&#034;external&#034;&gt;www.lycee-pierre-bourdan-maths-video.net/&lt;/a&gt;&lt;/p&gt;

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&lt;a href="https://www.omathimatikosmas.net/spip.php?rubrique19" rel="directory"&gt;Vecteurs&lt;/a&gt;

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&lt;a href="https://www.omathimatikosmas.net/spip.php?mot74" rel="tag"&gt;Coordonn&#233;es d'un vecteur&lt;/a&gt;, 
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&lt;a href="https://www.omathimatikosmas.net/spip.php?mot9" rel="tag"&gt;2nde&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot189" rel="tag"&gt;Rep&#232;re orthonorm&#233;&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot190" rel="tag"&gt;Norme&lt;/a&gt;

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		<title>Les deux vecteurs sont-ils colin&#233;aires ?</title>
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		<dc:date>2025-06-09T08:12:09Z</dc:date>
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		<dc:language>fr</dc:language>
		<dc:creator>J.G.</dc:creator>


		<dc:subject>Colin&#233;arit&#233; de deux vecteurs</dc:subject>
		<dc:subject>Coordonn&#233;es d'un vecteur</dc:subject>
		<dc:subject>G&#233;om&#233;trie vectorielle</dc:subject>
		<dc:subject>Les vecteurs</dc:subject>
		<dc:subject>2nde</dc:subject>
		<dc:subject>D&#233;terminant</dc:subject>

		<description>&lt;p&gt;Soutien scolaire gratuit en math&#233;matiques &#224; l'aide de vid&#233;os. Lyc&#233;e public - Pierre Bourdan. Gu&#233;ret. Vid&#233;o &#233;galement disponible sur &lt;a href=&#034;https://www.lycee-pierre-bourdan-maths-video.net/Les-deux-vecteurs-sont-ils-colineaires&#034; class=&#034;spip_out&#034; rel=&#034;external&#034;&gt;www.lycee-pierre-bourdan-maths-video.net/&lt;/a&gt;&lt;/p&gt;

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&lt;a href="https://www.omathimatikosmas.net/spip.php?rubrique19" rel="directory"&gt;Vecteurs&lt;/a&gt;

/ 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot73" rel="tag"&gt;Colin&#233;arit&#233; de deux vecteurs&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot74" rel="tag"&gt;Coordonn&#233;es d'un vecteur&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot166" rel="tag"&gt;G&#233;om&#233;trie vectorielle&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot16" rel="tag"&gt;Les vecteurs&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot9" rel="tag"&gt;2nde&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot188" rel="tag"&gt;D&#233;terminant&lt;/a&gt;

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		<title>&#201;crire des nombres sans valeur absolue</title>
		<link>https://www.omathimatikosmas.net/spip.php?article181</link>
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		<dc:date>2024-10-23T07:52:18Z</dc:date>
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		<dc:language>fr</dc:language>
		<dc:creator>J.G.</dc:creator>


		<dc:subject>2nde</dc:subject>
		<dc:subject>Valeur absolue</dc:subject>

		<description>&lt;p&gt;Soutien scolaire gratuit en math&#233;matiques &#224; l'aide de vid&#233;os. Lyc&#233;e public - Pierre Bourdan. Gu&#233;ret. Vid&#233;o &#233;galement disponible sur &lt;a href=&#034;https://www.lycee-pierre-bourdan-maths-video.net/Ecrire-des-nombres-sans-valeur-absolue&#034; class=&#034;spip_out&#034; rel=&#034;external&#034;&gt;www.lycee-pierre-bourdan-maths-video.net/&lt;/a&gt;&lt;/p&gt;

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&lt;a href="https://www.omathimatikosmas.net/spip.php?rubrique106" rel="directory"&gt;Valeur absolue&lt;/a&gt;

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&lt;a href="https://www.omathimatikosmas.net/spip.php?mot9" rel="tag"&gt;2nde&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot187" rel="tag"&gt;Valeur absolue&lt;/a&gt;

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		<title>Les droites (AB) et (CD) sont-elles parall&#232;les ?</title>
		<link>https://www.omathimatikosmas.net/spip.php?article177</link>
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		<dc:date>2021-04-03T14:00:31Z</dc:date>
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		<dc:creator>J.G.</dc:creator>


		<dc:subject>2nde</dc:subject>
		<dc:subject>Les vecteurs</dc:subject>
		<dc:subject>Colin&#233;arit&#233; de deux vecteurs</dc:subject>
		<dc:subject>Coordonn&#233;es d'un vecteur</dc:subject>
		<dc:subject>Droites parall&#232;les</dc:subject>
		<dc:subject>G&#233;om&#233;trie vectorielle</dc:subject>

		<description>&lt;p&gt;Soutien scolaire gratuit en math&#233;matiques &#224; l'aide de vid&#233;os. Lyc&#233;e public - Pierre Bourdan. Gu&#233;ret. Vid&#233;o &#233;galement disponible sur &lt;a href=&#034;https://www.lycee-pierre-bourdan-maths-video.net/Les-droites-AB-et-CD-sont-elles-paralleles&#034; class=&#034;spip_out&#034; rel=&#034;external&#034;&gt;www.lycee-pierre-bourdan-maths-video.net/&lt;/a&gt;&lt;/p&gt;

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&lt;a href="https://www.omathimatikosmas.net/spip.php?rubrique19" rel="directory"&gt;Vecteurs&lt;/a&gt;

/ 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot9" rel="tag"&gt;2nde&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot16" rel="tag"&gt;Les vecteurs&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot73" rel="tag"&gt;Colin&#233;arit&#233; de deux vecteurs&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot74" rel="tag"&gt;Coordonn&#233;es d'un vecteur&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot96" rel="tag"&gt;Droites parall&#232;les&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot166" rel="tag"&gt;G&#233;om&#233;trie vectorielle&lt;/a&gt;

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	</item>
	<item xml:lang="fr">
		<title>Encadrer un quotient</title>
		<link>https://www.omathimatikosmas.net/spip.php?article175</link>
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		<dc:date>2021-01-01T23:46:00Z</dc:date>
		<dc:format>text/html</dc:format>
		<dc:language>fr</dc:language>
		<dc:creator>J.G.</dc:creator>


		<dc:subject>2nde</dc:subject>
		<dc:subject>Encadrer</dc:subject>
		<dc:subject>In&#233;galit&#233;</dc:subject>

		<description>&lt;p&gt;Soutien scolaire gratuit en math&#233;matiques &#224; l'aide de vid&#233;os. Lyc&#233;e public - Pierre Bourdan. Gu&#233;ret. Vid&#233;o &#233;galement disponible sur &lt;a href=&#034;https://www.lycee-pierre-bourdan-maths-video.net/Encadrer-un-quotient&#034; class=&#034;spip_out&#034; rel=&#034;external&#034;&gt;www.lycee-pierre-bourdan-maths-video.net/&lt;/a&gt;&lt;/p&gt;

-
&lt;a href="https://www.omathimatikosmas.net/spip.php?rubrique103" rel="directory"&gt;In&#233;galit&#233;s&lt;/a&gt;

/ 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot9" rel="tag"&gt;2nde&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot64" rel="tag"&gt;Encadrer&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot183" rel="tag"&gt;In&#233;galit&#233;&lt;/a&gt;

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	</item>
	<item xml:lang="fr">
		<title>Encadrer x</title>
		<link>https://www.omathimatikosmas.net/spip.php?article174</link>
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		<dc:date>2020-12-18T23:41:59Z</dc:date>
		<dc:format>text/html</dc:format>
		<dc:language>fr</dc:language>
		<dc:creator>J.G.</dc:creator>


		<dc:subject>2nde</dc:subject>
		<dc:subject>Encadrer</dc:subject>
		<dc:subject>In&#233;galit&#233;</dc:subject>

		<description>&lt;p&gt;Soutien scolaire gratuit en math&#233;matiques &#224; l'aide de vid&#233;os. Lyc&#233;e public - Pierre Bourdan. Gu&#233;ret. Vid&#233;o &#233;galement disponible sur &lt;a href=&#034;https://www.lycee-pierre-bourdan-maths-video.net/Encadrer-x&#034; class=&#034;spip_out&#034; rel=&#034;external&#034;&gt;www.lycee-pierre-bourdan-maths-video.net/&lt;/a&gt;&lt;/p&gt;

-
&lt;a href="https://www.omathimatikosmas.net/spip.php?rubrique103" rel="directory"&gt;In&#233;galit&#233;s&lt;/a&gt;

/ 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot9" rel="tag"&gt;2nde&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot64" rel="tag"&gt;Encadrer&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot183" rel="tag"&gt;In&#233;galit&#233;&lt;/a&gt;

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	</item>
	<item xml:lang="fr">
		<title>D&#233;composition de vecteurs pour d&#233;montrer un alignement de points</title>
		<link>https://www.omathimatikosmas.net/spip.php?article171</link>
		<guid isPermaLink="true">https://www.omathimatikosmas.net/spip.php?article171</guid>
		<dc:date>2019-12-21T13:15:47Z</dc:date>
		<dc:format>text/html</dc:format>
		<dc:language>fr</dc:language>
		<dc:creator>J.G.</dc:creator>


		<dc:subject>2nde</dc:subject>
		<dc:subject>Les vecteurs</dc:subject>
		<dc:subject>Colin&#233;arit&#233; de deux vecteurs</dc:subject>
		<dc:subject>G&#233;om&#233;trie vectorielle</dc:subject>
		<dc:subject>Alignement de points</dc:subject>
		<dc:subject>Relation de Chasles</dc:subject>
		<dc:subject>D&#233;composition de vecteurs</dc:subject>

		<description>&lt;p&gt;Soutien scolaire gratuit en math&#233;matiques &#224; l'aide de vid&#233;os. Lyc&#233;e public - Pierre Bourdan. Gu&#233;ret. Vid&#233;o &#233;galement disponible sur &lt;a href=&#034;https://www.lycee-pierre-bourdan-maths-video.net/Decomposition-de-vecteurs-pour-demontrer-un-alignement-de-points&#034; class=&#034;spip_out&#034; rel=&#034;external&#034;&gt;www.lycee-pierre-bourdan-maths-video.net/&lt;/a&gt;&lt;/p&gt;

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&lt;a href="https://www.omathimatikosmas.net/spip.php?rubrique19" rel="directory"&gt;Vecteurs&lt;/a&gt;

/ 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot9" rel="tag"&gt;2nde&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot16" rel="tag"&gt;Les vecteurs&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot73" rel="tag"&gt;Colin&#233;arit&#233; de deux vecteurs&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot166" rel="tag"&gt;G&#233;om&#233;trie vectorielle&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot180" rel="tag"&gt;Alignement de points&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot181" rel="tag"&gt;Relation de Chasles&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot182" rel="tag"&gt;D&#233;composition de vecteurs&lt;/a&gt;

		</description>



		

	</item>
	<item xml:lang="fr">
		<title>Simplifier des expressions vectorielles</title>
		<link>https://www.omathimatikosmas.net/spip.php?article167</link>
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		<dc:date>2019-04-10T16:00:00Z</dc:date>
		<dc:format>text/html</dc:format>
		<dc:language>fr</dc:language>
		<dc:creator>J.G.</dc:creator>


		<dc:subject>2nde</dc:subject>
		<dc:subject>Les vecteurs</dc:subject>

		<description>&lt;p&gt;Soutien scolaire gratuit en math&#233;matiques &#224; l'aide de vid&#233;os. Lyc&#233;e public - Pierre Bourdan. Gu&#233;ret. Vid&#233;o &#233;galement disponible sur &lt;a href=&#034;https://www.lycee-pierre-bourdan-maths-video.net/Simplifier-des-expressions-vectorielles&#034; class=&#034;spip_out&#034; rel=&#034;external&#034;&gt;www.lycee-pierre-bourdan-maths-video.net/&lt;/a&gt;&lt;/p&gt;

-
&lt;a href="https://www.omathimatikosmas.net/spip.php?rubrique19" rel="directory"&gt;Vecteurs&lt;/a&gt;

/ 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot9" rel="tag"&gt;2nde&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot16" rel="tag"&gt;Les vecteurs&lt;/a&gt;

		</description>



		

	</item>
	<item xml:lang="fr">
		<title>Factoriser l'expression alg&#233;brique d'une fonction</title>
		<link>https://www.omathimatikosmas.net/spip.php?article165</link>
		<guid isPermaLink="true">https://www.omathimatikosmas.net/spip.php?article165</guid>
		<dc:date>2019-03-31T07:00:00Z</dc:date>
		<dc:format>text/html</dc:format>
		<dc:language>fr</dc:language>
		<dc:creator>J.G.</dc:creator>


		<dc:subject>2nde</dc:subject>
		<dc:subject>Fonctions</dc:subject>
		<dc:subject>Vid&#233;os</dc:subject>
		<dc:subject>Identit&#233;s remarquables</dc:subject>
		<dc:subject>Distributivit&#233;</dc:subject>
		<dc:subject>Factoriser</dc:subject>
		<dc:subject>Fonctions polyn&#244;mes</dc:subject>

		<description>&lt;p&gt;Soutien scolaire gratuit en math&#233;matiques &#224; l'aide de vid&#233;os. Lyc&#233;e public - Pierre Bourdan. Gu&#233;ret. Vid&#233;o &#233;galement disponible sur &lt;a href=&#034;https://www.lycee-pierre-bourdan-maths-video.net/Factoriser-l-expression-algebrique-d-une-fonction&#034; class=&#034;spip_out&#034; rel=&#034;external&#034;&gt;www.lycee-pierre-bourdan-maths-video.net/&lt;/a&gt;&lt;/p&gt;

-
&lt;a href="https://www.omathimatikosmas.net/spip.php?rubrique101" rel="directory"&gt;D&#233;veloppements et factorisations&lt;/a&gt;

/ 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot9" rel="tag"&gt;2nde&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot13" rel="tag"&gt;Fonctions&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot17" rel="tag"&gt;Vid&#233;os&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot158" rel="tag"&gt;Identit&#233;s remarquables&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot173" rel="tag"&gt;Distributivit&#233;&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot174" rel="tag"&gt;Factoriser&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot175" rel="tag"&gt;Fonctions polyn&#244;mes&lt;/a&gt;

		</description>



		

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	<item xml:lang="fr">
		<title>Factoriser l'expression alg&#233;brique d'une fonction, notamment avec les identit&#233;s remarquables</title>
		<link>https://www.omathimatikosmas.net/spip.php?article163</link>
		<guid isPermaLink="true">https://www.omathimatikosmas.net/spip.php?article163</guid>
		<dc:date>2018-06-19T18:01:33Z</dc:date>
		<dc:format>text/html</dc:format>
		<dc:language>fr</dc:language>
		<dc:creator>J.G.</dc:creator>


		<dc:subject>2nde</dc:subject>
		<dc:subject>Fonctions</dc:subject>
		<dc:subject>Vid&#233;os</dc:subject>
		<dc:subject>Identit&#233;s remarquables</dc:subject>
		<dc:subject>Distributivit&#233;</dc:subject>
		<dc:subject>Factoriser</dc:subject>
		<dc:subject>Fonctions polyn&#244;mes</dc:subject>

		<description>&lt;p&gt;Soutien scolaire gratuit en math&#233;matiques &#224; l'aide de vid&#233;os. Lyc&#233;e public - Pierre Bourdan. Gu&#233;ret. Vid&#233;o &#233;galement disponible sur &lt;a href=&#034;https://www.lycee-pierre-bourdan-maths-video.net/Factoriser-l-expression-algebrique-d-une-fonction-notamment-avec-les-identites&#034; class=&#034;spip_out&#034; rel=&#034;external&#034;&gt;www.lycee-pierre-bourdan-maths-video.net/&lt;/a&gt;&lt;/p&gt;

-
&lt;a href="https://www.omathimatikosmas.net/spip.php?rubrique101" rel="directory"&gt;D&#233;veloppements et factorisations&lt;/a&gt;

/ 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot9" rel="tag"&gt;2nde&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot13" rel="tag"&gt;Fonctions&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot17" rel="tag"&gt;Vid&#233;os&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot158" rel="tag"&gt;Identit&#233;s remarquables&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot173" rel="tag"&gt;Distributivit&#233;&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot174" rel="tag"&gt;Factoriser&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot175" rel="tag"&gt;Fonctions polyn&#244;mes&lt;/a&gt;

		</description>



		

	</item>
	<item xml:lang="fr">
		<title>D&#233;velopper, puis r&#233;duire l'expression alg&#233;brique d'une fonction avec les identit&#233;s remarquables</title>
		<link>https://www.omathimatikosmas.net/spip.php?article158</link>
		<guid isPermaLink="true">https://www.omathimatikosmas.net/spip.php?article158</guid>
		<dc:date>2017-12-07T05:30:34Z</dc:date>
		<dc:format>text/html</dc:format>
		<dc:language>fr</dc:language>
		<dc:creator>J.G.</dc:creator>


		<dc:subject>2nde</dc:subject>
		<dc:subject>Fonctions</dc:subject>
		<dc:subject>Vid&#233;os</dc:subject>
		<dc:subject>D&#233;velopper</dc:subject>
		<dc:subject>Identit&#233;s remarquables</dc:subject>
		<dc:subject>Fonctions polyn&#244;mes</dc:subject>

		<description>&lt;p&gt;Soutien scolaire gratuit en math&#233;matiques &#224; l'aide de vid&#233;os. Lyc&#233;e public - Pierre Bourdan. Gu&#233;ret. Vid&#233;o &#233;galement disponible sur &lt;a href=&#034;https://www.lycee-pierre-bourdan-maths-video.net/Developper-puis-reduire-l-expression-algebrique-d-une-fonction-123&#034; class=&#034;spip_out&#034; rel=&#034;external&#034;&gt;www.lycee-pierre-bourdan-maths-video.net/&lt;/a&gt;&lt;/p&gt;

-
&lt;a href="https://www.omathimatikosmas.net/spip.php?rubrique101" rel="directory"&gt;D&#233;veloppements et factorisations&lt;/a&gt;

/ 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot9" rel="tag"&gt;2nde&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot13" rel="tag"&gt;Fonctions&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot17" rel="tag"&gt;Vid&#233;os&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot157" rel="tag"&gt;D&#233;velopper&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot158" rel="tag"&gt;Identit&#233;s remarquables&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot175" rel="tag"&gt;Fonctions polyn&#244;mes&lt;/a&gt;

		</description>



		

	</item>
	<item xml:lang="fr">
		<title>D&#233;velopper, puis r&#233;duire l'expression alg&#233;brique d'une fonction</title>
		<link>https://www.omathimatikosmas.net/spip.php?article157</link>
		<guid isPermaLink="true">https://www.omathimatikosmas.net/spip.php?article157</guid>
		<dc:date>2017-11-19T14:06:26Z</dc:date>
		<dc:format>text/html</dc:format>
		<dc:language>fr</dc:language>
		<dc:creator>J.G.</dc:creator>


		<dc:subject>2nde</dc:subject>
		<dc:subject>Fonctions</dc:subject>
		<dc:subject>Vid&#233;os</dc:subject>
		<dc:subject>D&#233;velopper</dc:subject>
		<dc:subject>Identit&#233;s remarquables</dc:subject>
		<dc:subject>Fonctions polyn&#244;mes</dc:subject>

		<description>&lt;p&gt;Soutien scolaire gratuit en math&#233;matiques &#224; l'aide de vid&#233;os. Lyc&#233;e public - Pierre Bourdan. Gu&#233;ret. Vid&#233;o &#233;galement disponible sur &lt;a href=&#034;https://www.lycee-pierre-bourdan-maths-video.net/Developper-puis-reduire-l-expression-algebrique-d-une-fonction&#034; class=&#034;spip_out&#034; rel=&#034;external&#034;&gt;www.lycee-pierre-bourdan-maths-video.net/&lt;/a&gt;&lt;/p&gt;

-
&lt;a href="https://www.omathimatikosmas.net/spip.php?rubrique101" rel="directory"&gt;D&#233;veloppements et factorisations&lt;/a&gt;

/ 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot9" rel="tag"&gt;2nde&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot13" rel="tag"&gt;Fonctions&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot17" rel="tag"&gt;Vid&#233;os&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot157" rel="tag"&gt;D&#233;velopper&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot158" rel="tag"&gt;Identit&#233;s remarquables&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot175" rel="tag"&gt;Fonctions polyn&#244;mes&lt;/a&gt;

		</description>



		

	</item>
	<item xml:lang="fr">
		<title>Le cours. Les intervalles</title>
		<link>https://www.omathimatikosmas.net/spip.php?article151</link>
		<guid isPermaLink="true">https://www.omathimatikosmas.net/spip.php?article151</guid>
		<dc:date>2016-11-25T23:23:18Z</dc:date>
		<dc:format>text/html</dc:format>
		<dc:language>fr</dc:language>
		<dc:creator>J.G.</dc:creator>


		<dc:subject>2nde</dc:subject>
		<dc:subject>Ensembles de nombres</dc:subject>
		<dc:subject>Le cours</dc:subject>
		<dc:subject>L'infini</dc:subject>
		<dc:subject>Intervalles</dc:subject>

		<description>
&lt;p&gt;Il vous faudra d&#233;fier les &#233;l&#233;ments naturels, ne pas d&#233;crocher, et surtout &#233;viter de tomber dans le vide. Bienvenue dans l'infini.&lt;/p&gt;


-
&lt;a href="https://www.omathimatikosmas.net/spip.php?rubrique103" rel="directory"&gt;In&#233;galit&#233;s&lt;/a&gt;

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&lt;a href="https://www.omathimatikosmas.net/spip.php?mot9" rel="tag"&gt;2nde&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot10" rel="tag"&gt;Ensembles de nombres&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot11" rel="tag"&gt;Le cours&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot45" rel="tag"&gt;L'infini&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot147" rel="tag"&gt;Intervalles&lt;/a&gt;

		</description>



		
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	</item>
	<item xml:lang="fr">
		<title>Le cours. Les &#233;quations</title>
		<link>https://www.omathimatikosmas.net/spip.php?article144</link>
		<guid isPermaLink="true">https://www.omathimatikosmas.net/spip.php?article144</guid>
		<dc:date>2016-10-12T21:43:32Z</dc:date>
		<dc:format>text/html</dc:format>
		<dc:language>fr</dc:language>
		<dc:creator>J.G.</dc:creator>


		<dc:subject>2nde</dc:subject>
		<dc:subject>Le cours</dc:subject>
		<dc:subject>&#201;quations</dc:subject>

		<description>&lt;p&gt;&#171; &lt;i&gt;Les math&#233;matiques ont de belles pr&#233;rogatives, elles sont v&#233;ritables, immuables et invincibles&lt;/i&gt; &#187; Roberval&lt;/p&gt;

-
&lt;a href="https://www.omathimatikosmas.net/spip.php?rubrique90" rel="directory"&gt;&#201;quations&lt;/a&gt;

/ 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot9" rel="tag"&gt;2nde&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot11" rel="tag"&gt;Le cours&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot56" rel="tag"&gt;&#201;quations&lt;/a&gt;

		</description>



		
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	</item>
	<item xml:lang="fr">
		<title>Comment d&#233;montrer l'&#233;galit&#233; de deux nombres A et B ?</title>
		<link>https://www.omathimatikosmas.net/spip.php?article143</link>
		<guid isPermaLink="true">https://www.omathimatikosmas.net/spip.php?article143</guid>
		<dc:date>2016-10-07T13:16:34Z</dc:date>
		<dc:format>text/html</dc:format>
		<dc:language>fr</dc:language>
		<dc:creator>J.G.</dc:creator>


		<dc:subject>2nde</dc:subject>
		<dc:subject>&#201;galit&#233;</dc:subject>
		<dc:subject>M&#233;thodologie</dc:subject>

		<description>&lt;p&gt;&#171; &lt;i&gt;Faire des math&#233;matiques, c'est donner le m&#234;me nom &#224; des choses diff&#233;rentes&lt;/i&gt; &#187; Henri Poincar&#233;&lt;/p&gt;

-
&lt;a href="https://www.omathimatikosmas.net/spip.php?rubrique96" rel="directory"&gt;M&#233;thodologie&lt;/a&gt;

/ 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot9" rel="tag"&gt;2nde&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot108" rel="tag"&gt;&#201;galit&#233;&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot149" rel="tag"&gt;M&#233;thodologie&lt;/a&gt;

		</description>



		
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	</item>
	<item xml:lang="fr">
		<title>Le cours. Les vecteurs</title>
		<link>https://www.omathimatikosmas.net/spip.php?article142</link>
		<guid isPermaLink="true">https://www.omathimatikosmas.net/spip.php?article142</guid>
		<dc:date>2016-10-03T21:20:30Z</dc:date>
		<dc:format>text/html</dc:format>
		<dc:language>fr</dc:language>
		<dc:creator>J.G.</dc:creator>


		<dc:subject>2nde</dc:subject>
		<dc:subject>Le cours</dc:subject>
		<dc:subject>Les vecteurs</dc:subject>
		<dc:subject>Colin&#233;arit&#233; de deux vecteurs</dc:subject>
		<dc:subject>Coordonn&#233;es d'un vecteur</dc:subject>
		<dc:subject>G&#233;om&#233;trie vectorielle</dc:subject>

		<description>&lt;p&gt;&#171; &lt;i&gt;&#192; toute action est toujours oppos&#233;e une r&#233;action &#233;gale&lt;/i&gt; &#187; Newton&lt;/p&gt;

-
&lt;a href="https://www.omathimatikosmas.net/spip.php?rubrique19" rel="directory"&gt;Vecteurs&lt;/a&gt;

/ 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot9" rel="tag"&gt;2nde&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot11" rel="tag"&gt;Le cours&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot16" rel="tag"&gt;Les vecteurs&lt;/a&gt;, 
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&lt;a href="https://www.omathimatikosmas.net/spip.php?mot74" rel="tag"&gt;Coordonn&#233;es d'un vecteur&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot166" rel="tag"&gt;G&#233;om&#233;trie vectorielle&lt;/a&gt;

		</description>



		
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	</item>
	<item xml:lang="fr">
		<title>Le cours. Le vocabulaire de la logique</title>
		<link>https://www.omathimatikosmas.net/spip.php?article140</link>
		<guid isPermaLink="true">https://www.omathimatikosmas.net/spip.php?article140</guid>
		<dc:date>2016-09-26T18:11:22Z</dc:date>
		<dc:format>text/html</dc:format>
		<dc:language>fr</dc:language>
		<dc:creator>J.G.</dc:creator>


		<dc:subject>2nde</dc:subject>
		<dc:subject>Le cours</dc:subject>
		<dc:subject>La logique</dc:subject>

		<description>&lt;p&gt;&#171; &lt;i&gt;C'est avec la logique que nous prouvons et avec l'intuition que nous trouvons.&lt;/i&gt; &#187; Henri Poincar&#233;&lt;/p&gt;

-
&lt;a href="https://www.omathimatikosmas.net/spip.php?rubrique95" rel="directory"&gt;Vocabulaire de la logique&lt;/a&gt;

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&lt;a href="https://www.omathimatikosmas.net/spip.php?mot9" rel="tag"&gt;2nde&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot11" rel="tag"&gt;Le cours&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot104" rel="tag"&gt;La logique&lt;/a&gt;

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	</item>
	<item xml:lang="fr">
		<title>Vecteurs colin&#233;aires et droites parall&#232;les. Rep&#232;re non orthogonal.</title>
		<link>https://www.omathimatikosmas.net/spip.php?article135</link>
		<guid isPermaLink="true">https://www.omathimatikosmas.net/spip.php?article135</guid>
		<dc:date>2016-05-04T13:39:53Z</dc:date>
		<dc:format>text/html</dc:format>
		<dc:language>fr</dc:language>
		<dc:creator>J.G.</dc:creator>


		<dc:subject>Soutien&amp;Aide individualis&#233;e</dc:subject>
		<dc:subject>2nde</dc:subject>
		<dc:subject>Les vecteurs</dc:subject>
		<dc:subject>Vid&#233;os</dc:subject>
		<dc:subject>Colin&#233;arit&#233; de deux vecteurs</dc:subject>
		<dc:subject>Coordonn&#233;es d'un vecteur</dc:subject>
		<dc:subject>Droites parall&#232;les</dc:subject>
		<dc:subject>Rep&#232;re non orthogonal</dc:subject>
		<dc:subject>G&#233;om&#233;trie vectorielle</dc:subject>

		<description>&lt;p&gt;Soutien scolaire gratuit en math&#233;matiques &#224; l'aide de vid&#233;os. &lt;br class='autobr' /&gt;
Lyc&#233;e public - Pierre Bourdan. Gu&#233;ret. Vid&#233;o &#233;galement disponible sur &lt;a href=&#034;https://www.lycee-pierre-bourdan-maths-video.net/Vecteurs-colineaires-et-droites-paralleles&#034; class=&#034;spip_out&#034; rel=&#034;external&#034;&gt;www.lycee-pierre-bourdan-maths-video.net/&lt;/a&gt;&lt;/p&gt;

-
&lt;a href="https://www.omathimatikosmas.net/spip.php?rubrique19" rel="directory"&gt;Vecteurs&lt;/a&gt;

/ 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot1" rel="tag"&gt;Soutien&amp;Aide individualis&#233;e&lt;/a&gt;, 
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&lt;a href="https://www.omathimatikosmas.net/spip.php?mot73" rel="tag"&gt;Colin&#233;arit&#233; de deux vecteurs&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot74" rel="tag"&gt;Coordonn&#233;es d'un vecteur&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot96" rel="tag"&gt;Droites parall&#232;les&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot97" rel="tag"&gt;Rep&#232;re non orthogonal&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot166" rel="tag"&gt;G&#233;om&#233;trie vectorielle&lt;/a&gt;

		</description>



		

	</item>
	<item xml:lang="fr">
		<title>Les points A, B et C sont-ils align&#233;s ? - 2&#232;me vid&#233;o</title>
		<link>https://www.omathimatikosmas.net/spip.php?article131</link>
		<guid isPermaLink="true">https://www.omathimatikosmas.net/spip.php?article131</guid>
		<dc:date>2014-12-19T14:47:30Z</dc:date>
		<dc:format>text/html</dc:format>
		<dc:language>fr</dc:language>
		<dc:creator>J.G.</dc:creator>


		<dc:subject>Soutien&amp;Aide individualis&#233;e</dc:subject>
		<dc:subject>2nde</dc:subject>
		<dc:subject>Les vecteurs</dc:subject>
		<dc:subject>Vid&#233;os</dc:subject>
		<dc:subject>Colin&#233;arit&#233; de deux vecteurs</dc:subject>
		<dc:subject>Coordonn&#233;es d'un vecteur</dc:subject>
		<dc:subject>G&#233;om&#233;trie vectorielle</dc:subject>

		<description>&lt;p&gt;Soutien scolaire gratuit en math&#233;matiques &#224; l'aide de vid&#233;os. &lt;br class='autobr' /&gt;
Lyc&#233;e public - Pierre Bourdan. Gu&#233;ret. Vid&#233;o &#233;galement disponible sur &lt;a href=&#034;https://www.lycee-pierre-bourdan-maths-video.net/Les-points-A-B-et-C-sont-ils-alignes-2eme-video&#034; class=&#034;spip_out&#034; rel=&#034;external&#034;&gt;www.lycee-pierre-bourdan-maths-video.net/&lt;/a&gt;&lt;/p&gt;

-
&lt;a href="https://www.omathimatikosmas.net/spip.php?rubrique19" rel="directory"&gt;Vecteurs&lt;/a&gt;

/ 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot1" rel="tag"&gt;Soutien&amp;Aide individualis&#233;e&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot9" rel="tag"&gt;2nde&lt;/a&gt;, 
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&lt;a href="https://www.omathimatikosmas.net/spip.php?mot73" rel="tag"&gt;Colin&#233;arit&#233; de deux vecteurs&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot74" rel="tag"&gt;Coordonn&#233;es d'un vecteur&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot166" rel="tag"&gt;G&#233;om&#233;trie vectorielle&lt;/a&gt;

		</description>



		

	</item>
	<item xml:lang="fr">
		<title>Les points A, B et C sont-ils align&#233;s ?</title>
		<link>https://www.omathimatikosmas.net/spip.php?article128</link>
		<guid isPermaLink="true">https://www.omathimatikosmas.net/spip.php?article128</guid>
		<dc:date>2014-11-03T19:00:32Z</dc:date>
		<dc:format>text/html</dc:format>
		<dc:language>fr</dc:language>
		<dc:creator>J.G.</dc:creator>


		<dc:subject>Soutien&amp;Aide individualis&#233;e</dc:subject>
		<dc:subject>2nde</dc:subject>
		<dc:subject>Les vecteurs</dc:subject>
		<dc:subject>Vid&#233;os</dc:subject>
		<dc:subject>Colin&#233;arit&#233; de deux vecteurs</dc:subject>
		<dc:subject>Coordonn&#233;es d'un vecteur</dc:subject>
		<dc:subject>G&#233;om&#233;trie vectorielle</dc:subject>

		<description>&lt;p&gt;Soutien scolaire gratuit en math&#233;matiques &#224; l'aide de vid&#233;os. Lyc&#233;e public - Pierre Bourdan. Gu&#233;ret. Vid&#233;o &#233;galement disponible sur &lt;a href=&#034;https://www.lycee-pierre-bourdan-maths-video.net/Les-points-A-B-et-C-sont-ils-alignes-1ere-video&#034; class=&#034;spip_out&#034; rel=&#034;external&#034;&gt;www.lycee-pierre-bourdan-maths-video.net/&lt;/a&gt;&lt;/p&gt;

-
&lt;a href="https://www.omathimatikosmas.net/spip.php?rubrique19" rel="directory"&gt;Vecteurs&lt;/a&gt;

/ 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot1" rel="tag"&gt;Soutien&amp;Aide individualis&#233;e&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot9" rel="tag"&gt;2nde&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot16" rel="tag"&gt;Les vecteurs&lt;/a&gt;, 
&lt;a href="https://www.omathimatikosmas.net/spip.php?mot17" rel="tag"&gt;Vid&#233;os&lt;/a&gt;, 
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