Question

factorise 3(x+2)²-5(x+2)+2:
with step please..​

Answer 1

Step-by-step explanation:

3(x+2)²-5(x+2)+2

• t = x + 2

3t² - 5t + 2

3t² - 3t - 2t + 2

3t(t - 1) - 2(t - 1)

(t - 1) (3t - 2)

(x + 2 - 1) (3x+6 - 2)

(x + 1) (3x + 4)