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Signs of the trigonometric functions in the 4 quadrants

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**Signs of the trigonometric functions in the 4 quadrants**
Function	I	II	III	IV
$\sin\,$	$+\,$	$+\,$	$-\,$	$-\,$
$\cos\,$	$+\,$	$-\,$	$-\,$	$+\,$
$\tan\,$	$+\,$	$-\,$	$+\,$	$-\,$
$\cot\,$	$+\,$	$-\,$	$+\,$	$-\,$
$\sec\,$	$+\,$	$-\,$	$-\,$	$+\,$
$\csc\,$	$+\,$	$+\,$	$-\,$	$-\,$

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Category: Mathematics

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