January 2021 0 62 Report
Dans chaque cas,développer l'expression,puis la réduire. A=25a (4a+3+2b) b=7 (a-2+3b)

aidez moi merci :)
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Bonjour,il faut factoriser A=7a+ab B=xy-2 C=3a+3 D=ab-a+ac E=25x2(c'est X deux)+30x F=150xy+25y2 G=16ab+12ac-2 ab H=63xy-72xz I=x+3x2-xy merci;)
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