Bonjour,
Développer et réduire les expressions:
A= x²+3x++2x+6
A= x²+5x+6
B= 2x²+6x+4x+12
B= 2x²+10x+12
C= x²-7x+9x-63
C= x²+2x-63
D= 4x-12-x²+3x
D= -x²+7x-12
E= 15x²+20x-21x-28
E= 15x²-x-28
F= -8x+32+2x²-8x
F= 2x²-16x+32
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Bonjour,
Développer et réduire les expressions:
A= x²+3x++2x+6
A= x²+5x+6
B= 2x²+6x+4x+12
B= 2x²+10x+12
C= x²-7x+9x-63
C= x²+2x-63
D= 4x-12-x²+3x
D= -x²+7x-12
E= 15x²+20x-21x-28
E= 15x²-x-28
F= -8x+32+2x²-8x
F= 2x²-16x+32