Answered

Factoriser,si possible

A)16x²-24x+9=

B)9x²+25=

C) (5x+3)(5x-6)+(5x+3)(2x+2)

D)9-6x+4x²

E)(4x-3)²+(4x-3)(7x+5)

Sagot :

A)16x²-24x+9=(4x-3)²

B)9x²+25=non factorisable dans IR

C) (5x+3)(5x-6)+(5x+3)(2x+2)=(5x+3)(7x-4)

D)9-6x+4x²=(2x-3)²

E)(4x-3)²+(4x-3)(7x+5)=(4x-3)(11x+2)