Question

Whatvis the formula of
a^2+b^2

Answer 1

Hope this helps u...

Answer 2

Hi friend!!

Formula of a²+b² -

a²+b² = (a+b)²-2ab

Check:-
a²+b² = (a²+b²+2ab)-2ab
a²+b² = a²+b²

So, a²+b² = (a+b)²-2ab