MaST2 Blogaroony: Solve: $\:\:\sin x+\cos x=\cos(2x) $ where $0\le x \le 2\pi$.

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Thursday, April 13, 2023

Solve: $\:\:\sin x+\cos x=\cos(2x)$ where $0\le x \le 2\pi$ .

Can someone please solve

$\sin x+\cos x=\sin(2x)$ for

$0\le x\le 2\pi$ !

Thanks!

And send me your solution. Jan

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