Answered

Bonjour
Simplifier :
A=(2x-3)-(4x+1)²
B=3(4x-1)²-(2x-1) (x-2)
Merci d'avance :) ​

Sagot :

HAJARBEL

Réponse:

A=(2x-3)-(4x+1)²

= 2x-3-(4x+1)(4x+1)

= 2x-3-16x²-4x-4x-1

= -16x²-6x-1

B= 3(4x-1)²-(2x-1)(x-2)

= 3×16x²-4x-4x+1-2x²+4x+x-2

= 50x²-4x+4