Discuss Forum

1. (a+b)2-(a-b)2=কত?

  • A. 4ab
  • B. 4ab
  • C. 4ab
  • D. 4ab

Answer: Option A

Explanation:

4ab = ( a + b)2 - ( a - b)2 এটি একটি সূত্র।

Post your comments here:

Name:
Mobile:
Email:(Optional)

» Your comments will be displayed only after manual approval.