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      <title>MSmaths 311 ____ Calcul littéral ____ by Lausam</title>
      <link>https://padlet.com/lausam/msmaths311</link>
      <description>Comment compter avec des nombres que je ne connais pas ? Magique ou mathématique ?</description>
      <language>en-us</language>
      <pubDate>2015-05-15 12:09:30 UTC</pubDate>
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      <item>
         <title>__ 01 __ Vidéo : Introduction au calcul littéral</title>
         <author>lausam</author>
         <link>https://padlet.com/lausam/msmaths311/wish/60619748</link>
         <description><![CDATA[<p>Rapides rappels de 4ième.<br></p><p>Commencez par cette vidéo, puis passez à la suivante.</p>]]></description>
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         <pubDate>2015-05-15 12:28:57 UTC</pubDate>
         <guid>https://padlet.com/lausam/msmaths311/wish/60619748</guid>
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      <item>
         <title>__ 02 __ Vidéo : Introduction au calcul littéral Suite</title>
         <author>lausam</author>
         <link>https://padlet.com/lausam/msmaths311/wish/60623537</link>
         <description><![CDATA[<p>Comprenez cette vidéo puis passez à la suivante.</p>]]></description>
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         <pubDate>2015-05-15 13:07:47 UTC</pubDate>
         <guid>https://padlet.com/lausam/msmaths311/wish/60623537</guid>
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      <item>
         <title>__ 03 __ Vidéo : Introduction au calcul littéral Fin</title>
         <author>lausam</author>
         <link>https://padlet.com/lausam/msmaths311/wish/60722767</link>
         <description><![CDATA[<p>Une fois cette vidéo comprise, passez aux exercices sous socrative.</p><p>Vous pouvez vous aider des vidéos suivantes.</p>]]></description>
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         <pubDate>2015-05-17 09:10:43 UTC</pubDate>
         <guid>https://padlet.com/lausam/msmaths311/wish/60722767</guid>
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      <item>
         <title>__ 00a __ Cours : Calcul Littéral</title>
         <author>lausam</author>
         <link>https://padlet.com/lausam/msmaths311/wish/60735462</link>
         <description><![CDATA[<p>Cours imprimé</p>]]></description>
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         <pubDate>2015-05-17 16:17:26 UTC</pubDate>
         <guid>https://padlet.com/lausam/msmaths311/wish/60735462</guid>
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         <title>__ 04 __ Exercices sous socrative : Réduire une expression littérale </title>
         <author>lausam</author>
         <link>https://padlet.com/lausam/msmaths311/wish/60735727</link>
         <description><![CDATA[<p>Aidez vous des vidéos 05 - 06 - 07 pour effectuer tous les calculs demandés sous socrative.</p>]]></description>
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         <pubDate>2015-05-17 16:23:47 UTC</pubDate>
         <guid>https://padlet.com/lausam/msmaths311/wish/60735727</guid>
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         <title>__ 08 __ Vidéo : Réduireavec des coefficients fractionnaires</title>
         <author>lausam</author>
         <link>https://padlet.com/lausam/msmaths311/wish/60735856</link>
         <description><![CDATA[Comment calculer deux tiers de x PLUS trois demi de x ?<br>(2/3)×x +  (3/2)×x<br>C'est beaucoup plus simple qu'il n'y paraît !<br>]]></description>
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         <pubDate>2015-05-17 16:26:33 UTC</pubDate>
         <guid>https://padlet.com/lausam/msmaths311/wish/60735856</guid>
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         <title>__ 05 __ Vidéo : Réduire avec des coefficients négatifs</title>
         <author>lausam</author>
         <link>https://padlet.com/lausam/msmaths311/wish/60736236</link>
         <description><![CDATA[<p>Comment calculer  5x - 7x ?</p>]]></description>
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         <pubDate>2015-05-17 16:37:39 UTC</pubDate>
         <guid>https://padlet.com/lausam/msmaths311/wish/60736236</guid>
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         <title>__ 06a __ Vidéo : Calcul littéral bloqué ?</title>
         <author>lausam</author>
         <link>https://padlet.com/lausam/msmaths311/wish/60738080</link>
         <description><![CDATA[Ne pas confondre 10x - 3 (bloqué) et 10x -7x (=3x)]]></description>
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         <pubDate>2015-05-17 17:33:07 UTC</pubDate>
         <guid>https://padlet.com/lausam/msmaths311/wish/60738080</guid>
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      <item>
         <title>__ 09 __ Vidéo : Développement, les bases</title>
         <author>lausam</author>
         <link>https://padlet.com/lausam/msmaths311/wish/60745441</link>
         <description><![CDATA[k(a+b) = ka + kb]]></description>
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         <pubDate>2015-05-17 20:59:42 UTC</pubDate>
         <guid>https://padlet.com/lausam/msmaths311/wish/60745441</guid>
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      <item>
         <title>__ 07 __ Vidéo : Astuces bien pratique</title>
         <author>lausam</author>
         <link>https://padlet.com/lausam/msmaths311/wish/60870634</link>
         <description><![CDATA[x = 1 × x   ;   -x = (-1) × x  ; et autres astuces]]></description>
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         <pubDate>2015-05-18 18:43:35 UTC</pubDate>
         <guid>https://padlet.com/lausam/msmaths311/wish/60870634</guid>
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         <title>__ 06b __ Vidéo : Calcul littéral bloqué avec des x² et x?</title>
         <author>lausam</author>
         <link>https://padlet.com/lausam/msmaths311/wish/60883713</link>
         <description><![CDATA[Et si les lettres n'ont pas le même exposant ?]]></description>
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         <pubDate>2015-05-18 20:31:34 UTC</pubDate>
         <guid>https://padlet.com/lausam/msmaths311/wish/60883713</guid>
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      <item>
         <title>__ 10 __ Exercices sous socrative : Développer une expression littérale</title>
         <author>lausam</author>
         <link>https://padlet.com/lausam/msmaths311/wish/60883961</link>
         <description><![CDATA[<p>Aidez vous des vidéos  pour effectuer tous les calculs demandés sous socrative.</p>]]></description>
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         <pubDate>2015-05-18 20:34:31 UTC</pubDate>
         <guid>https://padlet.com/lausam/msmaths311/wish/60883961</guid>
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         <title>__ 13 __ Exercices sous socrative : Supprimer des parenthèses précédées d&#39;un signe + ou -</title>
         <author>lausam</author>
         <link>https://padlet.com/lausam/msmaths311/wish/60884281</link>
         <description><![CDATA[]]></description>
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         <pubDate>2015-05-18 20:37:30 UTC</pubDate>
         <guid>https://padlet.com/lausam/msmaths311/wish/60884281</guid>
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      <item>
         <title>__ 15 __ Exercices sous socrative : Développer double distibutivité</title>
         <author>lausam</author>
         <link>https://padlet.com/lausam/msmaths311/wish/60884400</link>
         <description><![CDATA[]]></description>
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         <pubDate>2015-05-18 20:38:27 UTC</pubDate>
         <guid>https://padlet.com/lausam/msmaths311/wish/60884400</guid>
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      <item>
         <title>__ 20&amp;nbsp; __ Socrative : Développer (a+b)²</title>
         <author>lausam</author>
         <link>https://padlet.com/lausam/msmaths311/wish/60885728</link>
         <description><![CDATA[]]></description>
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         <pubDate>2015-05-18 20:50:42 UTC</pubDate>
         <guid>https://padlet.com/lausam/msmaths311/wish/60885728</guid>
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      <item>
         <title>__ 24 __ Socrative : Développer (a-b)²</title>
         <author>lausam</author>
         <link>https://padlet.com/lausam/msmaths311/wish/60885735</link>
         <description><![CDATA[]]></description>
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         <pubDate>2015-05-18 20:50:46 UTC</pubDate>
         <guid>https://padlet.com/lausam/msmaths311/wish/60885735</guid>
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         <title>__ 27 __ Socrative : Développer (a-b)(a+b)</title>
         <author>lausam</author>
         <link>https://padlet.com/lausam/msmaths311/wish/60885741</link>
         <description><![CDATA[]]></description>
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         <pubDate>2015-05-18 20:50:51 UTC</pubDate>
         <guid>https://padlet.com/lausam/msmaths311/wish/60885741</guid>
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      <item>
         <title>__  __ Socrative : Développement complexes</title>
         <author>lausam</author>
         <link>https://padlet.com/lausam/msmaths311/wish/60885746</link>
         <description><![CDATA[]]></description>
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         <pubDate>2015-05-18 20:50:54 UTC</pubDate>
         <guid>https://padlet.com/lausam/msmaths311/wish/60885746</guid>
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      <item>
         <title>__ 11 __ Vidéo : Développer avec des nombres négatifs</title>
         <author>lausam</author>
         <link>https://padlet.com/lausam/msmaths311/wish/60888950</link>
         <description><![CDATA[Développer  -2(7x-3)]]></description>
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         <pubDate>2015-05-18 21:35:13 UTC</pubDate>
         <guid>https://padlet.com/lausam/msmaths311/wish/60888950</guid>
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      <item>
         <title>__ 12 __ Vidéo : Comment supprimer des parenthèses précédées d&#39;un signe + ou -</title>
         <author>lausam</author>
         <link>https://padlet.com/lausam/msmaths311/wish/60890915</link>
         <description><![CDATA[<p>Réduire  4+(7x-3)-(2x-1)</p>]]></description>
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         <pubDate>2015-05-18 22:13:01 UTC</pubDate>
         <guid>https://padlet.com/lausam/msmaths311/wish/60890915</guid>
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      <item>
         <title>__ 14 __ Vidéo : Développer double distributivité</title>
         <author>lausam</author>
         <link>https://padlet.com/lausam/msmaths311/wish/60892161</link>
         <description><![CDATA[<p>Développer et réduire : (7x-3)(2x-1)</p>]]></description>
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         <pubDate>2015-05-18 22:38:19 UTC</pubDate>
         <guid>https://padlet.com/lausam/msmaths311/wish/60892161</guid>
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      <item>
         <title>__ 15b __ Vidéo courte : Distributivité : Exercice complexe</title>
         <author>lausam</author>
         <link>https://padlet.com/lausam/msmaths311/wish/61532229</link>
         <description><![CDATA[<p>Développer et réduire : (3x-2)(4x-1+x)-(x+2)(4x-7)</p>]]></description>
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         <pubDate>2015-05-25 13:24:07 UTC</pubDate>
         <guid>https://padlet.com/lausam/msmaths311/wish/61532229</guid>
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      <item>
         <title>__ 15a __ Vidéo complète : Distributivité : Exercice complexe</title>
         <author>lausam</author>
         <link>https://padlet.com/lausam/msmaths311/wish/61532242</link>
         <description><![CDATA[<p>Développer et réduire : (3x-2)(4x-1+x)-(x+2)(4x-7)</p>]]></description>
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         <pubDate>2015-05-25 13:24:22 UTC</pubDate>
         <guid>https://padlet.com/lausam/msmaths311/wish/61532242</guid>
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      <item>
         <title>__ 00b __ Cours : Rappels</title>
         <author>lausam</author>
         <link>https://padlet.com/lausam/msmaths311/wish/61532955</link>
         <description><![CDATA[<p>Addition, multiplication, Règles des signes, fraction.</p>]]></description>
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         <pubDate>2015-05-25 13:41:22 UTC</pubDate>
         <guid>https://padlet.com/lausam/msmaths311/wish/61532955</guid>
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      <item>
         <title>__ 16 __ Vidéo : Produits remarquables (a+b)² : Découverte</title>
         <author>lausam</author>
         <link>https://padlet.com/lausam/msmaths311/wish/61542136</link>
         <description><![CDATA[<p>(3+2)² = ... ?  ;  3² + 2² = ...?</p>]]></description>
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         <pubDate>2015-05-25 16:43:05 UTC</pubDate>
         <guid>https://padlet.com/lausam/msmaths311/wish/61542136</guid>
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         <title>__ 17 __ Vidéo : Produits remarquables (a+b)² : Explication de la formule Partie 1</title>
         <author>lausam</author>
         <link>https://padlet.com/lausam/msmaths311/wish/61543384</link>
         <description><![CDATA[<p>(a+b)² = a² + 2ab +b²</p>]]></description>
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         <pubDate>2015-05-25 17:12:03 UTC</pubDate>
         <guid>https://padlet.com/lausam/msmaths311/wish/61543384</guid>
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         <title>__ 19 __ Vidéo : Produits remarquables (a+b)² : Exercice de base</title>
         <author>lausam</author>
         <link>https://padlet.com/lausam/msmaths311/wish/61547372</link>
         <description><![CDATA[<p>(x+5)² = x² + 10x +25</p>]]></description>
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         <pubDate>2015-05-25 18:40:36 UTC</pubDate>
         <guid>https://padlet.com/lausam/msmaths311/wish/61547372</guid>
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         <title>__ 18 __ Vidéo : Produits remarquables (a+b)² : Exercice d&#39;initiation</title>
         <author>lausam</author>
         <link>https://padlet.com/lausam/msmaths311/wish/61547653</link>
         <description><![CDATA[<p>Trop facile ou trop bizarre ?</p>]]></description>
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         <pubDate>2015-05-25 18:47:14 UTC</pubDate>
         <guid>https://padlet.com/lausam/msmaths311/wish/61547653</guid>
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         <title>__ 21 __ Vidéo : Produits remarquables (a+b)² : Exercice type</title>
         <author>lausam</author>
         <link>https://padlet.com/lausam/msmaths311/wish/61551648</link>
         <description><![CDATA[<p>(6x+4)² = 36x² + 48x + 16</p>]]></description>
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         <pubDate>2015-05-25 20:27:27 UTC</pubDate>
         <guid>https://padlet.com/lausam/msmaths311/wish/61551648</guid>
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         <title>__ 22 __ Vidéo : Produits remarquables (a-b)² : Explication de la formule Partie 2</title>
         <author>lausam</author>
         <link>https://padlet.com/lausam/msmaths311/wish/61620834</link>
         <description><![CDATA[<p>(a-b)² = a² - 2ab +b²</p>]]></description>
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         <pubDate>2015-05-26 13:35:55 UTC</pubDate>
         <guid>https://padlet.com/lausam/msmaths311/wish/61620834</guid>
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         <title>__ 23 __ Vidéo : Produits remarquables (a-b)² : Exercice type</title>
         <author>lausam</author>
         <link>https://padlet.com/lausam/msmaths311/wish/61625974</link>
         <description><![CDATA[<p>(6x-4)² = 36x² - 48x + 16</p>]]></description>
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         <pubDate>2015-05-26 14:11:01 UTC</pubDate>
         <guid>https://padlet.com/lausam/msmaths311/wish/61625974</guid>
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         <title>__ 25 __ Vidéo : Produits remarquables (a-b)(a+b) : Explication de la formule Partie 3</title>
         <author>lausam</author>
         <link>https://padlet.com/lausam/msmaths311/wish/61628549</link>
         <description><![CDATA[<p>(a-b)(a+b) = a² - b²</p>]]></description>
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         <pubDate>2015-05-26 14:28:35 UTC</pubDate>
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         <title>__ 26 __ Vidéo : Produits remarquables (a-b)(a+b) : Exercice type</title>
         <author>lausam</author>
         <link>https://padlet.com/lausam/msmaths311/wish/61631151</link>
         <description><![CDATA[<p>(6x-4)(6x+4) = 36x² - 16</p>]]></description>
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         <pubDate>2015-05-26 14:42:48 UTC</pubDate>
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