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	<description>Soutien scolaire gratuit donn&#233; &#224; l'aide de vid&#233;os par les professeurs de math&#233;matiques du lyc&#233;e Pierre Bourdan.</description>
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<item xml:lang="fr">
		<title>Produit de deux matrices en Python</title>
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		<dc:creator>L'&#233;quipe des profs</dc:creator>


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		<dc:subject>Fonctions sous Python</dc:subject>
		<dc:subject>Listes</dc:subject>
		<dc:subject>Matrice</dc:subject>
		<dc:subject>Python</dc:subject>

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&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Python" rel="directory"&gt;Python&lt;/a&gt;

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&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Boucle-for-pour" rel="tag"&gt;Boucle for - pour&lt;/a&gt;, 
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&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Matrice" rel="tag"&gt;Matrice&lt;/a&gt;, 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Python-198" rel="tag"&gt;Python&lt;/a&gt;

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		<title>Calculer un produit scalaire avec un angle</title>
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		<dc:creator>L'&#233;quipe des profs</dc:creator>


		<dc:subject>Premi&#232;re</dc:subject>
		<dc:subject>Les vecteurs</dc:subject>
		<dc:subject>G&#233;om&#233;trie vectorielle</dc:subject>
		<dc:subject>Cosinus</dc:subject>
		<dc:subject>Produit scalaire</dc:subject>

		<description>
&lt;p&gt;https://www.dailymotion.com/video/x...&lt;/p&gt;


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&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Vecteurs-et-droites-du-plan" rel="directory"&gt;Vecteurs, droites du plan et produit scalaire&lt;/a&gt;

/ 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Premiere-6" rel="tag"&gt;Premi&#232;re&lt;/a&gt;, 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Les-vecteurs" rel="tag"&gt;Les vecteurs&lt;/a&gt;, 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Geometrie-vectorielle-62" rel="tag"&gt;G&#233;om&#233;trie vectorielle&lt;/a&gt;, 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Cosinus" rel="tag"&gt;Cosinus&lt;/a&gt;, 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Produit-scalaire" rel="tag"&gt;Produit scalaire&lt;/a&gt;

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<item xml:lang="fr">
		<title>Calculer un produit scalaire avec des coordonn&#233;es dans un rep&#232;re orthonorm&#233;</title>
		<link>https://www.lycee-pierre-bourdan-maths-video.net/Calculer-un-produit-scalaire-avec-des-coordonnees-dans-un-repere-orthonorme</link>
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		<dc:date>2025-05-18T09:19:00Z</dc:date>
		<dc:format>text/html</dc:format>
		<dc:language>fr</dc:language>
		<dc:creator>L'&#233;quipe des profs</dc:creator>


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

		<description>
&lt;p&gt;https://www.dailymotion.com/video/x...&lt;/p&gt;


-
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Vecteurs-et-droites-du-plan" rel="directory"&gt;Vecteurs, droites du plan et produit scalaire&lt;/a&gt;

/ 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Premiere-6" rel="tag"&gt;Premi&#232;re&lt;/a&gt;, 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Coordonnees-d-un-vecteur" rel="tag"&gt;Coordonn&#233;es d'un vecteur&lt;/a&gt;, 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Repere-orthonorme" rel="tag"&gt;Rep&#232;re orthonorm&#233;&lt;/a&gt;, 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Geometrie-vectorielle-62" rel="tag"&gt;G&#233;om&#233;trie vectorielle&lt;/a&gt;, 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Produit-scalaire" rel="tag"&gt;Produit scalaire&lt;/a&gt;, 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Les-vecteurs" rel="tag"&gt;Les vecteurs&lt;/a&gt;

		</description>


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	</item>
<item xml:lang="fr">
		<title>Placer des points sur une droite &#224; l'aide d'&#233;galit&#233;s vectorielles</title>
		<link>https://www.lycee-pierre-bourdan-maths-video.net/Placer-des-points-sur-une-droite-a-l-aide-d-egalites-vectorielles</link>
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		<dc:date>2025-05-15T20:21:24Z</dc:date>
		<dc:format>text/html</dc:format>
		<dc:language>fr</dc:language>
		<dc:creator>L'&#233;quipe des profs</dc:creator>


		<dc:subject>Les vecteurs</dc:subject>
		<dc:subject>G&#233;om&#233;trie vectorielle</dc:subject>
		<dc:subject>Seconde</dc:subject>

		<description>
&lt;p&gt;https://www.dailymotion.com/video/x...&lt;/p&gt;


-
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Les-vecteurs-27" rel="directory"&gt;Les vecteurs&lt;/a&gt;

/ 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Les-vecteurs" rel="tag"&gt;Les vecteurs&lt;/a&gt;, 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Geometrie-vectorielle-62" rel="tag"&gt;G&#233;om&#233;trie vectorielle&lt;/a&gt;, 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Seconde-2" rel="tag"&gt;Seconde&lt;/a&gt;

		</description>


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&lt;/figure&gt;
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	</item>
<item xml:lang="fr">
		<title>Calculer la norme d'un vecteur dans un rep&#232;re orthonorm&#233;</title>
		<link>https://www.lycee-pierre-bourdan-maths-video.net/Calculer-la-norme-d-un-vecteur-dans-un-repere-orthonorme</link>
		<guid isPermaLink="true">https://www.lycee-pierre-bourdan-maths-video.net/Calculer-la-norme-d-un-vecteur-dans-un-repere-orthonorme</guid>
		<dc:date>2025-05-15T19:36:10Z</dc:date>
		<dc:format>text/html</dc:format>
		<dc:language>fr</dc:language>
		<dc:creator>L'&#233;quipe des profs</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>Rep&#232;re orthonorm&#233;</dc:subject>
		<dc:subject>Norme</dc:subject>
		<dc:subject>Seconde</dc:subject>

		<description>
&lt;p&gt;https://www.dailymotion.com/video/x...&lt;/p&gt;


-
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Les-vecteurs-27" rel="directory"&gt;Les vecteurs&lt;/a&gt;

/ 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Coordonnees-d-un-vecteur" rel="tag"&gt;Coordonn&#233;es d'un vecteur&lt;/a&gt;, 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Geometrie-vectorielle-62" rel="tag"&gt;G&#233;om&#233;trie vectorielle&lt;/a&gt;, 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Les-vecteurs" rel="tag"&gt;Les vecteurs&lt;/a&gt;, 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Repere-orthonorme" rel="tag"&gt;Rep&#232;re orthonorm&#233;&lt;/a&gt;, 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Norme" rel="tag"&gt;Norme&lt;/a&gt;, 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Seconde-2" rel="tag"&gt;Seconde&lt;/a&gt;

		</description>


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<item xml:lang="fr">
		<title>Vecteurs : compl&#233;ter des &#233;galit&#233;s par un nombre r&#233;el</title>
		<link>https://www.lycee-pierre-bourdan-maths-video.net/Vecteurs-completer-des-egalites-par-un-nombre-reel</link>
		<guid isPermaLink="true">https://www.lycee-pierre-bourdan-maths-video.net/Vecteurs-completer-des-egalites-par-un-nombre-reel</guid>
		<dc:date>2025-05-12T20:21:46Z</dc:date>
		<dc:format>text/html</dc:format>
		<dc:language>fr</dc:language>
		<dc:creator>L'&#233;quipe des profs</dc:creator>


		<dc:subject>Les vecteurs</dc:subject>
		<dc:subject>G&#233;om&#233;trie vectorielle</dc:subject>
		<dc:subject>Seconde</dc:subject>

		<description>
&lt;p&gt;https://www.dailymotion.com/video/x...&lt;/p&gt;


-
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Les-vecteurs-27" rel="directory"&gt;Les vecteurs&lt;/a&gt;

/ 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Les-vecteurs" rel="tag"&gt;Les vecteurs&lt;/a&gt;, 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Geometrie-vectorielle-62" rel="tag"&gt;G&#233;om&#233;trie vectorielle&lt;/a&gt;, 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Seconde-2" rel="tag"&gt;Seconde&lt;/a&gt;

		</description>


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		&lt;div class='rss_texte'&gt;&lt;center&gt;&lt;iframe width=&#034;560&#034; height=&#034;380&#034; src=&#034;https://www.youtube.com/embed/Umf66T7pPMA?si=WZexnntiiGvIYNLT&#034; title=&#034;YouTube video player&#034; frameborder=&#034;0&#034; allow=&#034;accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share&#034; referrerpolicy=&#034;strict-origin-when-cross-origin&#034; allowfullscreen&gt;&lt;/iframe&gt;&lt;/center&gt;&lt;div class='spip_document_501 spip_document spip_documents spip_document_image spip_documents_center spip_document_center'&gt;
&lt;figure class=&#034;spip_doc_inner&#034;&gt;
&lt;a href=&#034;https://www.dailymotion.com/video/x9ku90w&#034; class=&#034;spip_out spip_doc_lien&#034;&gt; &lt;img src='https://www.lycee-pierre-bourdan-maths-video.net/local/cache-vignettes/L177xH100/dailymotion_logo-2-46570.png?1778496915' width='177' height='100' alt='' /&gt;&lt;/a&gt;
&lt;/figure&gt;
&lt;/div&gt;&lt;/div&gt;
		
		</content:encoded>


		

	</item>
<item xml:lang="fr">
		<title>Encadrer racine carr&#233;e de x</title>
		<link>https://www.lycee-pierre-bourdan-maths-video.net/Encadrer-racine-carree-de-x</link>
		<guid isPermaLink="true">https://www.lycee-pierre-bourdan-maths-video.net/Encadrer-racine-carree-de-x</guid>
		<dc:date>2025-05-09T06:02:17Z</dc:date>
		<dc:format>text/html</dc:format>
		<dc:language>fr</dc:language>
		<dc:creator>L'&#233;quipe des profs</dc:creator>


		<dc:subject>Encadrer</dc:subject>
		<dc:subject>Fonction racine carr&#233;e</dc:subject>
		<dc:subject>In&#233;galit&#233;</dc:subject>
		<dc:subject>Seconde</dc:subject>
		<dc:subject>Variations d'une fonction</dc:subject>

		<description>
&lt;p&gt;https://www.dailymotion.com/video/x...&lt;/p&gt;


-
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Fonction-carre" rel="directory"&gt;Encadrement&lt;/a&gt;

/ 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Encadrer" rel="tag"&gt;Encadrer&lt;/a&gt;, 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Fonction-racine-carree" rel="tag"&gt;Fonction racine carr&#233;e&lt;/a&gt;, 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Inegalite" rel="tag"&gt;In&#233;galit&#233;&lt;/a&gt;, 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Seconde-2" rel="tag"&gt;Seconde&lt;/a&gt;, 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Variations-d-une-fonction-34" rel="tag"&gt;Variations d'une fonction&lt;/a&gt;

		</description>


 <content:encoded>&lt;img src='https://www.lycee-pierre-bourdan-maths-video.net/local/cache-vignettes/L150xH100/essai165-d94ca.png?1778528928' class='spip_logo spip_logo_right' width='150' height='100' alt=&#034;&#034; /&gt;
		&lt;div class='rss_texte'&gt;&lt;center&gt;&lt;iframe width=&#034;560&#034; height=&#034;380&#034; src=&#034;https://www.youtube.com/embed/rzCjRISf5QU?si=1apwyVFudxZ9nThj&#034; title=&#034;YouTube video player&#034; frameborder=&#034;0&#034; allow=&#034;accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share&#034; referrerpolicy=&#034;strict-origin-when-cross-origin&#034; allowfullscreen&gt;&lt;/iframe&gt;&lt;/center&gt;&lt;div class='spip_document_501 spip_document spip_documents spip_document_image spip_documents_center spip_document_center'&gt;
&lt;figure class=&#034;spip_doc_inner&#034;&gt;
&lt;a href=&#034;https://www.dailymotion.com/video/x9ku8zs&#034; class=&#034;spip_out spip_doc_lien&#034;&gt; &lt;img src='https://www.lycee-pierre-bourdan-maths-video.net/local/cache-vignettes/L177xH100/dailymotion_logo-2-46570.png?1778496915' width='177' height='100' alt='' /&gt;&lt;/a&gt;
&lt;/figure&gt;
&lt;/div&gt;&lt;/div&gt;
		
		</content:encoded>


		

	</item>
<item xml:lang="fr">
		<title>Les deux vecteurs sont-ils colin&#233;aires ?</title>
		<link>https://www.lycee-pierre-bourdan-maths-video.net/Les-deux-vecteurs-sont-ils-colineaires</link>
		<guid isPermaLink="true">https://www.lycee-pierre-bourdan-maths-video.net/Les-deux-vecteurs-sont-ils-colineaires</guid>
		<dc:date>2025-05-09T05:52:27Z</dc:date>
		<dc:format>text/html</dc:format>
		<dc:language>fr</dc:language>
		<dc:creator>L'&#233;quipe des profs</dc:creator>


		<dc:subject>Seconde</dc:subject>
		<dc:subject>Colin&#233;arit&#233; de deux vecteurs</dc:subject>
		<dc:subject>Les 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>D&#233;terminant</dc:subject>

		<description>
&lt;p&gt;https://www.dailymotion.com/video/x...&lt;/p&gt;


-
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Les-vecteurs-27" rel="directory"&gt;Les vecteurs&lt;/a&gt;

/ 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Seconde-2" rel="tag"&gt;Seconde&lt;/a&gt;, 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Colinearite-de-deux-vecteurs" rel="tag"&gt;Colin&#233;arit&#233; de deux vecteurs&lt;/a&gt;, 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Les-vecteurs" rel="tag"&gt;Les vecteurs&lt;/a&gt;, 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Coordonnees-d-un-vecteur" rel="tag"&gt;Coordonn&#233;es d'un vecteur&lt;/a&gt;, 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Geometrie-vectorielle-62" rel="tag"&gt;G&#233;om&#233;trie vectorielle&lt;/a&gt;, 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Determinant" rel="tag"&gt;D&#233;terminant&lt;/a&gt;

		</description>


 <content:encoded>&lt;img src='https://www.lycee-pierre-bourdan-maths-video.net/local/cache-vignettes/L150xH100/essai166-a31f7.png?1778528928' class='spip_logo spip_logo_right' width='150' height='100' alt=&#034;&#034; /&gt;
		&lt;div class='rss_texte'&gt;&lt;center&gt;&lt;iframe width=&#034;560&#034; height=&#034;380&#034; src=&#034;https://www.youtube.com/embed/gXErmFXPaR0?si=hgE8MjiAlHEOAYWk&#034; title=&#034;YouTube video player&#034; frameborder=&#034;0&#034; allow=&#034;accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share&#034; referrerpolicy=&#034;strict-origin-when-cross-origin&#034; allowfullscreen&gt;&lt;/iframe&gt;&lt;/center&gt;&lt;div class='spip_document_506 spip_document spip_documents spip_document_image spip_documents_center spip_document_center'&gt;
&lt;figure class=&#034;spip_doc_inner&#034;&gt; &lt;a href='https://www.lycee-pierre-bourdan-maths-video.net/IMG/png/sans_titre-23.png' class=&#034;spip_doc_lien mediabox&#034; type=&#034;image/png&#034;&gt; &lt;img src='https://www.lycee-pierre-bourdan-maths-video.net/local/cache-vignettes/L500xH25/sans_titre-23-7bb2f.png?1778528928' width='500' height='25' alt='' /&gt;&lt;/a&gt;
&lt;/figure&gt;
&lt;/div&gt;&lt;div class='spip_document_501 spip_document spip_documents spip_document_image spip_documents_center spip_document_center'&gt;
&lt;figure class=&#034;spip_doc_inner&#034;&gt;
&lt;a href=&#034;https://www.dailymotion.com/video/x9ku8xw&#034; class=&#034;spip_out spip_doc_lien&#034;&gt; &lt;img src='https://www.lycee-pierre-bourdan-maths-video.net/local/cache-vignettes/L177xH100/dailymotion_logo-2-46570.png?1778496915' width='177' height='100' alt='' /&gt;&lt;/a&gt;
&lt;/figure&gt;
&lt;/div&gt;&lt;/div&gt;
		
		</content:encoded>


		

	</item>
<item xml:lang="fr">
		<title>&#201;crire des nombres sans radical au d&#233;nominateur</title>
		<link>https://www.lycee-pierre-bourdan-maths-video.net/Ecrire-des-nombres-sans-radical-au-denominateur</link>
		<guid isPermaLink="true">https://www.lycee-pierre-bourdan-maths-video.net/Ecrire-des-nombres-sans-radical-au-denominateur</guid>
		<dc:date>2025-04-14T17:16:09Z</dc:date>
		<dc:format>text/html</dc:format>
		<dc:language>fr</dc:language>
		<dc:creator>L'&#233;quipe des profs</dc:creator>


		<dc:subject>Fonction racine carr&#233;e</dc:subject>
		<dc:subject>Seconde</dc:subject>

		<description>
&lt;p&gt;https://www.dailymotion.com/video/x...&lt;/p&gt;


-
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Racine-carree" rel="directory"&gt;Racine carr&#233;e&lt;/a&gt;

/ 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Fonction-racine-carree" rel="tag"&gt;Fonction racine carr&#233;e&lt;/a&gt;, 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Seconde-2" rel="tag"&gt;Seconde&lt;/a&gt;

		</description>


 <content:encoded>&lt;img src='https://www.lycee-pierre-bourdan-maths-video.net/local/cache-vignettes/L150xH100/essai164-051ce.png?1778537377' class='spip_logo spip_logo_right' width='150' height='100' alt=&#034;&#034; /&gt;
		&lt;div class='rss_texte'&gt;&lt;center&gt;&lt;iframe width=&#034;560&#034; height=&#034;380&#034; src=&#034;https://www.youtube.com/embed/J4uwHP4vBVk?si=F2vN1hADkDoszS0A&#034; title=&#034;YouTube video player&#034; frameborder=&#034;0&#034; allow=&#034;accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share&#034; referrerpolicy=&#034;strict-origin-when-cross-origin&#034; allowfullscreen&gt;&lt;/iframe&gt;&lt;/center&gt;&lt;div class='spip_document_501 spip_document spip_documents spip_document_image spip_documents_center spip_document_center'&gt;
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&lt;a href=&#034;https://www.dailymotion.com/video/x9ku8wc&#034; class=&#034;spip_out spip_doc_lien&#034;&gt; &lt;img src='https://www.lycee-pierre-bourdan-maths-video.net/local/cache-vignettes/L177xH100/dailymotion_logo-2-46570.png?1778496915' width='177' height='100' alt='' /&gt;&lt;/a&gt;
&lt;/figure&gt;
&lt;/div&gt;&lt;/div&gt;
		
		</content:encoded>


		

	</item>
<item xml:lang="fr">
		<title>Effectuer des calculs avec des puissances en respectant les priorit&#233;s op&#233;ratoires</title>
		<link>https://www.lycee-pierre-bourdan-maths-video.net/Effectuer-des-calculs-avec-des-puissances-en-respectant-les-priorites</link>
		<guid isPermaLink="true">https://www.lycee-pierre-bourdan-maths-video.net/Effectuer-des-calculs-avec-des-puissances-en-respectant-les-priorites</guid>
		<dc:date>2025-02-18T17:56:34Z</dc:date>
		<dc:format>text/html</dc:format>
		<dc:language>fr</dc:language>
		<dc:creator>L'&#233;quipe des profs</dc:creator>


		<dc:subject>Puissances</dc:subject>
		<dc:subject>Coll&#232;ge</dc:subject>

		<description>
&lt;p&gt;https://www.dailymotion.com/video/x...&lt;/p&gt;


-
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Quelques-revisions-COLLEGE" rel="directory"&gt;Quelques r&#233;visions COLL&#200;GE&lt;/a&gt;

/ 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/Puissances" rel="tag"&gt;Puissances&lt;/a&gt;, 
&lt;a href="https://www.lycee-pierre-bourdan-maths-video.net/College" rel="tag"&gt;Coll&#232;ge&lt;/a&gt;

		</description>


 <content:encoded>&lt;img src='https://www.lycee-pierre-bourdan-maths-video.net/local/cache-vignettes/L150xH100/essai163-2ab28.png?1778538231' class='spip_logo spip_logo_right' width='150' height='100' alt=&#034;&#034; /&gt;
		&lt;div class='rss_texte'&gt;&lt;center&gt;&lt;iframe width=&#034;560&#034; height=&#034;380&#034; src=&#034;https://www.youtube.com/embed/BloEDw1YW54?si=iY3Sp-AreA22cjnD&#034; title=&#034;YouTube video player&#034; frameborder=&#034;0&#034; allow=&#034;accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share&#034; referrerpolicy=&#034;strict-origin-when-cross-origin&#034; allowfullscreen&gt;&lt;/iframe&gt;&lt;center&gt;&lt;div class='spip_document_499 spip_document spip_documents spip_document_image spip_documents_center spip_document_center'&gt;
&lt;figure class=&#034;spip_doc_inner&#034;&gt; &lt;a href='https://www.lycee-pierre-bourdan-maths-video.net/IMG/png/sans_titre_-_puissances_et_priorites.png' class=&#034;spip_doc_lien mediabox&#034; type=&#034;image/png&#034;&gt; &lt;img src='https://www.lycee-pierre-bourdan-maths-video.net/local/cache-vignettes/L500xH34/sans_titre_-_puissances_et_priorites-052cd.png?1778538231' width='500' height='34' alt='' /&gt;&lt;/a&gt;
&lt;/figure&gt;
&lt;/div&gt;&lt;div class='spip_document_501 spip_document spip_documents spip_document_image spip_documents_center spip_document_center'&gt;
&lt;figure class=&#034;spip_doc_inner&#034;&gt;
&lt;a href=&#034;https://www.dailymotion.com/video/x9fyrk6&#034; class=&#034;spip_out spip_doc_lien&#034;&gt; &lt;img src='https://www.lycee-pierre-bourdan-maths-video.net/local/cache-vignettes/L177xH100/dailymotion_logo-2-46570.png?1778496915' width='177' height='100' alt='' /&gt;&lt;/a&gt;
&lt;/figure&gt;
&lt;/div&gt;&lt;/div&gt;
		
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