Trigonometric Identities and Equations

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Question 8
Medium

Find all values for x x\,x in the interval 0≤x<360∘0 \leq x < 360^\circ0≤x<360∘, for which

2cos⁡2x−3sin⁡2x=14cos⁡x 2\cos^2 x - 3\sin^2 x = 14\cos x 2cos2x−3sin2x=14cosx

Give your answers to one decimal place.

[8]

Trigonometric Identities and Equations Questions

  1. AS Level
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