développe et réduis chaque expression :
A=3*(x+5)
B=3x*(-4+x)
C=3(b-4)
D=-w(-1+w)
merci d'avance :)
= 3x+15
= -12x+3x²
=3b-12
=w - w²
A= 3*( x + 5)
= 3x + 15
B=3x*(-4 + x)
= -12x + 3x²
=3b -12
D=-w(-1+ w)
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A=3*(x+5)
= 3x+15
B=3x*(-4+x)
= -12x+3x²
C=3(b-4)
=3b-12
D=-w(-1+w)
=w - w²
A= 3*( x + 5)
= 3x + 15
B=3x*(-4 + x)
= -12x + 3x²
C=3(b-4)
=3b -12
D=-w(-1+ w)
=w - w²