Question

You guys are so cool :) Here is a free question.
What is (a+b)^2?

Answer 1

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

hope it helps you!!!!

Answer 2

Answer:

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

= a2 - ab - ba + b2

= a2 - 2ab + b2