Discuss Forum

1. 1 - (a - (a - (a - (a - 1)))) = ?

  • A. 4a - 1
  • B. 4a - 1
  • C. 4a - 1
  • D. 4a - 1

Answer: Option D

Explanation:

Post your comments here:

Name:
Mobile:
Email:(Optional)

» Your comments will be displayed only after manual approval.