Question

3 x minus 1 whole square minus 3 x minus 2 in the bracket 3 X + 1​

Answer 1

(3x-1)²-(3x-2)(3x+1)

[{(3x-1)(3x-1)}-{(3x-2)(3x-1)}]

We will take (3x-1) common

Hence ,we get :

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

=(3x-1){1+2}

=(3x-1)*3

=(3x-3)

ANSWER: (3x-3)

HOPE IT HELPS..!!