Question

1 - 2a - 2b - 3 (a + b)2 factories​

Answer 1

Answer:

(1-3a-3b) (1+a+b)

Step-by-step explanation:

=1-2(a+b) -3(a+b) 2

=1-3(a+b) +(a+b) -3(a+b)2

=1[1-3(a+b)]+(a+b)[1-3(a+b)]

=[1-3(a+b)][1+(a+b)]

=(1-3a-3b)(1+a+b)

here is your answer..