A = (x+5)²+(3x+1)(x-1) A= ( )+( ) A= A=
Mathématiques
gagagogo056
Question
A = (x+5)²+(3x+1)(x-1)
A= ( )+( )
A=
A=
A= ( )+( )
A=
A=
1 Réponse
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1. Réponse audreyserieye
A=(x+5)(x+5)+3x²-3x+1x-1
A=x²+5x+5x+25+3x²-3x+1x+1
A=x²+3x²+5x+5x-3x+1x+25+1
A=4x²+10x-2x+26
A=4x²-8x+26