If \cos ⁡x = \frac{−1}{2} and \pi < x < \frac{3\pi }{2}, find the value of 4 tan 2 x - 3 cosec 2 x.

RRB NTPC CBT I 8 Jan 2021 Shift 2 Paper

Question : 1 of 100

Marks: +1, -0

If

\cos ⁡x = \;{−1}/{2}

and

π < x < \;{3π\;}/{2}

, find the value of 4 tan²x - 3 cosec²x.

Go to Question:

Next Question