Answered

Bonjour
Factoriser cette expression svp:
(x-2)(2x-3) - (2x-4)(9-x)

Sagot :

LOULAKAR

Bonjour

Factoriser cette expression svp:

(x-2)(2x-3) - (2x-4)(9-x)

= (x - 2)(2x - 3) - 2(x - 2)(9 - x)

= (x - 2)(2x - 3 - 2(9 - x))

= (x - 2)(2x - 3 - 18 + 2x)

= (x - 2)(4x - 21)