Mathematics : PU-CET (U.G) 2015 Panjab University Entrance Exam With Answers

Practice Mode:
6.

Which one of the following is true ?

A: tan 1 = tan$^-$$^1$1
B: tan 1 > tan$^-$$^1$1
C: tan 1 < tan$^-$$^1$1
D: tan 1 . tan$^-$$^1$1 = 1

The answer is: B

<< Previous Question
Next Question >>