(a-b)(a-b) = কত? 

A     a2-b2

B    a2-2ab+b2

C    a2+2ab+b2

D    a2+b2

Solution

Correct Answer: Option B

 

(a-b)(a-b) = (a-b)2 

= a2-2ab+b2

Practice More Questions on Our App!

Download our app for free and access thousands of MCQ questions with detailed solutions