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Problem
Problem
Solve, for
−
180
≤
x
≤
180
-180 \leq x \leq 180
−
180
≤
x
≤
180
, the equation
2
cot
2
x
−
cosec
2
x
+
cosec
x
=
4
2\cot^2x - \text{cosec}^2x + \text{cosec}x = 4
2
cot
2
x
−
cosec
2
x
+
cosec
x
=
4
Give your answers to 1 decimal place where appropriate.
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