Question

(a+b)^2 +(a-b)^2
plz give me the formula for this sum do not post any irrelevant things . who will answer me first i will thanks his /her 20 answers​

Answer 1

Step-by-step explanation:

the answer will be

(a²+b²+2ab) +(a²+b²-2ab)

the answer is 2a²+2b²=2(a²+b²)

Answer 2

Step-by-step explanation:

the answer is:(a+b+2ab)(a+b-2ab)=2(a+b)^2