Solve over : ^2 x - x - 2 = 0

MATHEMATICS · Subjective · AP · AP Precalculus · Trigonometric and Polar Functions · Trigonometric and Polar Functions

Problem

Solve over 0≤x<2π0 \leq x < 2\pi: sin⁡2x−sin⁡x−2=0\sin^2 x - \sin x - 2 = 0

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