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

Cos 2 * (x/2) = (sec(x) + 1)/(2sec(x))-example-1
User Karlkeller
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1 Answer

3 votes

Answer:

Answer below

Explanation:

I really hope it works

Cos 2 * (x/2) = (sec(x) + 1)/(2sec(x))-example-1
User Bodokh
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