If Ф ∈ (0, pi/2) and tan(pi cosФ) = cot(pi sinФ), then cos(Ф- pi/4) is equal to?\

Unheilig asked Dec 9, 2022

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Unheilig asked Dec 9, 2022

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17 votes

Answer:

please see the answer in the picture.

$If Ф ∈ (0, pi/2) and tan(pi cosФ) = cot(pi sinФ), then cos(Ф- pi/4) is equal to?\-example-1$

BishalG answered Dec 14, 2022

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