Given #tantheta# is undefined, #sintheta>0# to find the remaining trigonometric function?

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Given #tantheta# is undefined, #sintheta>0# to find the remaining trigonometric function?

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Answer 1 · 2017-07-14T00:15:42

On the trig unit circle,
When #t = pi/2# --> sin t = 1 and cos t = 0
#tan t = sin t/(cos t) = 1/0 =# undefined
#cot t = cot (pi/2) = 0#
#sec t = 1/(cos t) =# undefined
#csc t = 1/(sin) = 1/1 = 1#

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Given #tantheta# is undefined, #sintheta>0# to find the remaining trigonometric function?

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