Question

please solve this sum please q 3 ii part

Answer 1

(a+b)2 + (a-b)2
(a2 + 2ab +b2) + (a2 - 2ab +b2)
a2 + 2ab +b2 + a2 - 2ab +b2
2a2 + 2b2

Answer 2

here is ur answer.....