Question

the value of cos(2π-x)​

Answer 1

Question:-

Find the value of cos(2π-x)

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• The answer is cos x.

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➦ cos (2π - x)

➦ cos 2π cos x + sin 2π sin x

➦ 1 * cosx + 0 * sin x

➦ cos x + 0

➦ cos x

Answer 2

Step-by-step explanation:

cos (2π - x)

➦ cos 2π cos x + sin 2π sin x

➦ 1 * cosx + 0 * sin x

➦ cos x + 0

➦ cos x