Find all values of , if is in the interval [0, 360°) and has the given function value.
-$\sec \theta$ is undefined
A) $0 ^ { \circ }$
B) $0 ^ { \circ }$ and $180 ^ { \circ }$
C) $90 ^ { \circ }$
D) $90 ^ { \circ }$ and $270 ^ { \circ }$

Question

Quizplus · Accepted Answer

The secant function, $\sec \theta$, is undefined when the cosine function, $\cos \theta$, is equal to 0. This occurs at $\theta = 90 ^ { \circ }$ and $\theta = 270 ^ { \circ }$, where the cosine of these angles is 0.

Find All Values of , If Is in the Interval sec⁡θ\sec \thetasecθ

Find All Values of , If Is in the Interval $\sec \theta$