Question

Leela is convinced that (a+b)2 = a2 + b2

Answer 1

(a+b)^2=a^2+2ab+b^2

Explanation:

(a+b)^2=(a+b)(a+b)

Use foil by multiplying a by a+b then b by a+b

(a*a)+ab+ab+(b*b)= a^2+2ab+b^2