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kodGreya [7K]
2 years ago
15

Cos x + square root 3 = -cos x

Mathematics
1 answer:
slava [35]2 years ago
5 0

Answer:

\cos x + \sqrt{3} = -\cos x\\2\cos x = -\sqrt{3}\\\cos x =-\frac{\sqrt{3}}{2}\\x=\frac{\pi}{6}

(the other solutions can be obtained by adding 2pi as many times as you want)

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