Maths-

General

Easy

Question

Hint:

### Divide the mid term as a product of 1st and 3rd elements and take common elements out.

## The correct answer is:

### Ans:- Option B

Given,

Divide -2ab into -ab and -ab so that (-ab)(-ab) = we get

Taking common elements we get

Taking (a-b) common gives

∴ Option B is correct

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