Discuss Forum

1. a2 - 1 + 2b - b2 এর উৎপাদক কোনটি?

  • A. (a - b - 1) (a + b - 1)
  • B. (a - b - 1) (a + b - 1)
  • C. (a - b - 1) (a + b - 1)
  • D. (a - b - 1) (a + b - 1)

Answer: Option B

Explanation:

Post your comments here:

Name:
Mobile:
Email:(Optional)

» Your comments will be displayed only after manual approval.