Cosx=-5, cosx<0 find the remaining trogonometric functions

A triangle. Trying to figure out all the other 5 trigonometric functions.
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cos(x) cannot equal -5 because the range of cos(x) is [-1,1].

cos(x)<0 and sec(x)<0 for π/2<x<3π/2;

sin(x)>0 and csc(x)>0 for π/2<x<π; sin(x)<0 and csc(x)<0 for π<x<3π/2;

tan(x)<0 and cot(x)<0 for π/2<x<π; tan(x)>0 and cot(x)>0 for π<x<3π/2.
by Top Rated User (1.2m points)

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