Question

Factorize:(a+b)²+9(a+b)+18​

Answer 1

(a+b)²+9(a+b)+18​

=(a+b)²+(3+6)(a+b)+18​

=(a+b)²+3(a+b)+6(a+b)+18​

=(a+b)((a+b)+3)+6((a+b)+3)

=(a+b)(a+b+3)+6(a+b+3)

=(a+b+3)((a+b)+6)

=(a+b+3)(a+b+6) ans

HOPE IT HELPED :)