E
Editor
Sep 18, 2022
The values of $\theta$ satisfying the equation $\tan^{2}\theta-\sec\theta-1=0$ are
Difficulty: Easy
A:
$\frac{2\pi}{3},\frac{3\pi}{5},\pi$
B:
$\frac{\pi}{3},\frac{5\pi}{3},\pi$
C:
$\frac{\pi}{3},\frac{3\pi}{2},7\pi$
D:
$0,\pi$
ID: 63273dbaca83163ac3a1307f