Discuss Forum

1. f(x) = -1, for all x>0. If f(a) = -1 and f(ab) = -1 then b = ?

  • A. 1
  • B. 1
  • C. 1
  • D. 1

Answer: Option A

Explanation:

Post your comments here:

Name:
Mobile:
Email:(Optional)

» Your comments will be displayed only after manual approval.