Question

FACTORISE (a – b)^2 + 7 (a – b) + 10

Answer 1

Answer:

(a-b+2)(a-b+5)

Step-by-step explanation:

(a – b)^2 + 7 (a – b) + 10

LET (a-b)=x

THEREFORE;

x²+7x+10

x²+5x+2x+10

x(x+5)+2(x+5)

(x+2)(x+5)

(a-b+2)(a-b+5)