Question

Why (a+b)square =(a - b) square × 4 ab​

Answer 1

Answer:it is in the pic

Step-by-step explanation:

Answer 2

Answer:

Step-by-step explanation

:

(a+b)*2=a*2+ab2+b*2

(a-b)*2=a*2-2ab+b*2

So

We can write

(a+b)*2=(a-b)*2+4ab

Rhs

=a*2-2ab+b*2+4ab

=a*2+ab2+b*2 which is equal to LHS therefore we can write

(a+b)square =(a - b) square + 4 ab