Question

slove this formula =(a+b)²-(a-b) ²=4ab I want to now how 4ab has came​

Answer 1

Answer:

Step-by-step explanation:

Hi friend, Here is the required answer:-

LHS-. (a-b)²= a²+b²-2ab

RHS- (a+b)²-4ab = a²+b²+2ab-4ab= a²+b²-2ab.

Since LHS = RHS

So this equation is verified.

I hope you understood..

Please mark as brainliest answer!!!

Read

Answer 2

Step-by-step explanation:

Refer to this picture.

I've used the identities for solving.

Thanks