Question

(a+b)^2
expansion please help ​

Answer 1

Answer:

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

which is the required ans

Answer 2

(a+b)² = a²+2ab+b²

Explanation:

(a+b)² = (a+b)(a+b)

= a²+ab+ab+b²

= a²+2ab+b²

I hope this helps.