Solve, for , the equation . Give your answers to decimal place where…

MATHEMATICS · Subjective · A Level · Mathematics · Trigonometry · Trigonometry

Problem

Solve, for −180≤x≤180-180\le x\le180, the equation 2cot⁡2x−csc⁡2x+csc⁡x=42\cot^2x-\csc^2x+\csc x=4. Give your answers to 11 decimal place where appropriate.

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