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Mathematics
Mathematics
Problem
Solve the equation
2
sin
2
x
−
3
cos
x
−
3
=
0
2\sin^2 x - 3\cos x - 3 = 0
2
sin
2
x
−
3
cos
x
−
3
=
0
for
−
180
∘
≤
x
≤
180
∘
-180^\circ \le x \le 180^\circ
−
18
0
∘
≤
x
≤
18
0
∘
.
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