Solve for x: 2sin^2x = 3sinx + 2 on

Question

-pi < x < 4pi
(the "<" signs are less than or equal to)

i got the following answers: -pi/6, 7pi/6, 11pi/6, -5pi/6, and 23pi/6

are there any more answers?

thank you!

Answer 1

You missed one angle.

7pi/6 + 2pi = 19pi/6