Question

1 - 2a – 2b - 3 (a + b)^2. Factorise this​

Answer 1

Answer:

-2a-2b- 3{(a+b)}^2

$= - 2(a + b) - 3( {a + b})^{2}$

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

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