Cos 2 * (x/2) = (sec(x) + 1)/(2sec(x))

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asked Mar 18, 2022 183k views

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Cos 2 * (x/2) = (sec(x) + 1)/(2sec(x))

Mathematics
high-school

Karlkeller asked

by Karlkeller

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1 Answer

3 votes

Answer:

Answer below

Explanation:

I really hope it works

Bodokh answered Mar 25, 2022

by Bodokh

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