Identify the set of all real values of for which is undefined.

MATHEMATICS · Single correct · CBSE · Mathematics · Trigonometric Functions · Trigonometric Functions

Problem

Identify the set of all real values of

\theta

for which

\csc \theta

is undefined. (a)

\theta = (2n+1)\dfrac{\pi}{2},\, n\in\mathbb Z

(b)

\theta = (2n+1)\pi,\, n\in\mathbb Z

(c)

\theta = n\pi,\, n\in\mathbb Z

(d)

\theta = n\dfrac{\pi}{2},\, n\in\mathbb Z