How do you find the value of the six trigonometric functions $t = (7pi)/4$ ?

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Answer 1 · 2015-05-15T12:46:42

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From basic definitions of the six trigonometric functions

$sin((7pi)/4) = -1/sqrt(2)$

$cos((7pi)/4) = 1/sqrt(2)$

$tan((7pi)/4) = -1$

$csc((7pi)/4) = -sqrt(2)$

$sec((7pi)/4) = sqrt(2)$

$cot((7pi)/4) = -1$

How do you find the value of the six trigonometric functions t = (7pi)/4t = (7pi)/4?