How do you find the exact value of the six trigonometric functions of the angle whose terminal side passes through (−103,−23)?

1 Answer
sankarankalyanam
Feb 27, 2018

As detailed below.

Explanation:

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r=√x2+y2=√(−103)2+(−23)2⎞⎠=√1049

sinθ=yr=−23√1049=−1√26

cscθ=1sinθ=−√26

cosθ=xr=−103√1049=−5√26

secθ=1cosθ=−√265

tanθ=yx=−23−(103)=15

cotθ=1tanθ=5

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