BD Merit - Freelancing, BCS, Bank, Primary, Admission, NTRCA

Discuss Forum

1. $y = \tan^{- 1} x$

A. $\frac{1}{1 - x^{2}}$
B. $\frac{1}{1 - x^{2}}$
C. $\frac{1}{1 - x^{2}}$
D. $\frac{1}{1 - x^{2}}$

Answer: Option B

Explanation:

Post your comments here:

Name:

Mobile:

Email:(Optional)

» Your comments will be displayed only after manual approval.