Question

Factorise the expression a*a
+2a+ab+2b

Answer 1

Step-by-step explanation:

a²+2a+ab+2b

a²+ab+2(a+b)

a(a+b)+2(a+b)

(a+b)(a+2)

hope it helps

thanks

Answer 2

Answer:

Step-by-step explanation:

$a^{2}$ + 2a + ab + 2b

add $b^{2}$ + ab to both sides

$a^{2}$ + 2ab + $b^{2}$ +2b + 2a = $b^{2}$ + ab

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

take (a+b) common

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