morganmsc5157 morganmsc5157
  • 15-02-2024
  • Mathematics
contestada

What is the solution to the equation \(2\cos 2x\cos x-2\sin 2x\sin x=-\sqrt{2}\)?
A) \(x=\frac{\pi}{4}\)
B) \(x=\frac{\pi}{2}\)
C) \(x=\frac{3\pi}{4}\)
D) \(x=\pi\)

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