eduscol education fr D0015
11 Pages
English
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eduscol education fr D0015

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11 Pages
English

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!eduscol.education.fr/ D0015/ Mathématiques Collège Projet de document d'accompagnement - du numérique au littéral - 5 avril 2006

  • bureau du contenu des enseignements

  • d0f0 kn'

  • projet de document d'accompagnement

  • direction de l'enseignement scolaire

  • introduction des lettres t3


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Published 01 April 2006
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Mathématiques Collège      Projet de document daccompagnement   - du numérique au littéral -  
!eduscol.education.fr/ D0015/
5 avril 2006
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"aa b K ,93%7-, 67& VLaK +0&', %&7= 2-//-&9'? L +&$,3-$&' &, K " " 7$-,5'A B& 2I2& /0513/-,5 V?mL S V b m! b L!  "a "aa ,93%7-, 67& V?mL +0&', V 7$-,5'? m %-=-82&' &, L +&$,-82&'A D R$.-$? 23-' :/7' 939&2&$,? /& '-1$& \ S ^ &', 7,-/-'5 :(79 '-1$-.-&9 67& %&7= 5+9-,79&' 9&:95'&$,&$, 7$ 2I2& $(2)9&A M-$'-? /(9'67& /&' 5/8>&' ($, G :/3+&9 /& $(2)9&m'79 7$& K %&2-D%9(-,& 193%75& &$ 6739,'? -/' :&7>&$, >(-9m +(22& K 5,3$, 673,9& 6739,' :/7' ,9(-' 6739,'? +0&',DGD%-9& 7$& 7$-,5 &, ,9(-' 6739,'? (7 &$+(9& +(22& 5,3$, 47-, 6739,' 2(-$' 7$ 6739,? +0&',DGD%-9& %&7= 7$-,5' 2(-$' 7$ 6739,? &, 5+9-9& " b  L " KS VGKA T& '-1$& %0513/-,5 &=:9-2& 3/(9' 7$& 9&/3,-($ ';25,9-67& &, ,93$'-,->&A  5$ 12##46" D T0&2:/(- %7 '-1$& \ S ^ +(22& ';2)(/& &=:9-23$, 670($ 3 3..3-9& G %&7= &=:9&''-($' %07$ 2I2& ()*&, 23,4523,-67& %&>-&$, :95%(2-$3$,? $(,322&$, :(79 /&' &=:9&''-($' /-,,59 /&'? +(22& 39 &=!!"6 3 A S : &2:/&!b6V!V         D T& '-1$& \ S ^ &', 513/&2&$, 7,-/-'5 :(79 ,93%7-9& 7$& -%&$,-,5A c/ '-1$-.-& 3/(9' 67& 67&//&' 67& '(-&$, /&' >3/&79' 3,,9-)75&' 37= /&,,9&'? /&' >3/&79' \ 9&,(79$5&' ^ :39 /&' %&7= &=:9&''-($' .-1793$, %& :39, &, %037,9& %7 '-1$& \ S ^ '($, 513/&'A c/ 9&$% +(2:,& %& /07$->&9'3/-,5 %07$ 5$($+5 +(22& :39 &=&2:/&JN!b6P SJ!b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 S ^ &', 7,-/-'5 +(22& ';2)(/& %03..&+,3,-($? +(22& :39 &=&2:/& /(9'67& 670($ '& :9(:('& %& +3/+7/&9!b V6:(79!S "?L &,6S a?mA  3. Formules et introduction des lettres T3 :9(%7+,-($ %07$& .(927/& 3::393W, +(22& 7$& 95:($'& G /3 67&',-($ %& /3 %&'+9-:,-($ 15$593/& %07$& '-,73,-($ .3-'3$, -$,&9>&$-9 %&' >3/&79' $7259-67&' :39,-+7/-89&' &, /07,-/-'3,-($ %& /&,,9&' :&92&, %& 95'(7%9& /& :9()/82& %& /3 %5'-1$3,-($ %&' >39-3)/&' &$ *&7 %3$' /3 '-,73,-($A T& ,93>3-/ '79 /&' .(927/&'? :9&2-89& 9&$+($,9& 3>&+ /&' &=:9&''-($' 3/15)9-67&'? &', /0(++3'-($ %& 2&,,9& /03++&$, '79 +&' &=:9&''-($' &, %& /&' \ %52;',-.-&9 ^A R//&' 3::393-''&$, 3/(9' +(22& /3 ,93%7+,-($ %&' 25,4(%&' %& +3/+7/ 2-'&' &$ n7>9& :39 /&' 5/8>&'A M-$'-? %3$' /0&=&2:/& %&' +399&37= 19-'5' '79 /& :(79,(79 %7 +3995? %-..59&$,&' 25,4(%&' %& +3/+7/ &=-',&$, C D %5+(7:31& %7 +($,(79 19-'5 &$ 673,9& )3$%&' %($, /3 /($17&79 %& +43+7$& %0&//& &', 513/& 37 $(2)9& %& +399&37= '79 /& +@,5 %7 +3995 2(-$' 7$? 67- +($%7-, G /0&=:9&''-($ KN' G "P J D %5+(7:31& %7 +($,(79 19-'5 &$ 673,9& )3$%&' %($, /3 /($17&79 %& +43+7$& %0&//& &', 513/& 37 $(2)9& %& +399&37= '79 /& +@,5 %7 +3995 23-' 3/(9'? +4367& +399&37 %& +(-$ &', +(2:,3)-/-'5 %&7= .(-'A Y&,,& 25,4(%& +($%7-, G /0&=:9&''-($ K'f K J D 3-9& %07$& '79.3+& >7& +(22& /3 %-..59&$+& %& %&7= '79.3+&' +3995&'? /07$& %& +@,5'&, /037,9& %& +@,5'f V? 67- +($%7-, G /0&=:9&''-($'VGN'f VPVA 
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