Question

Solve the equation on the interval [0, 2π). 3(sec x)^2 -4=0

Answer 1

$\: \: \: \: \:$

$x = \frac{\pi}{6} , \frac{(k)\pi}{6} , \frac{(5)\pi}{6} , \frac{(k)\pi}{6}$

refer to the attachment

hope it helps