If sin(θ)=−2/5, and θ is in quadrant III , then find (a) cos(θ)= (b) tan(θ)= (c) sec(θ)= (d) csc(θ)= (e) cot(θ)=

Question

If sin(θ)=−2/5, and θ is in quadrant III , then find  (a) cos(θ)=   (b) tan(θ)=   (c) sec(θ)=   (d) csc(θ)=   (e) cot(θ)=

Raymond B. · Accepted Answer

cosT=-sqr21/5 = 1/secTcscT=-5/2tanT=2/sqr21=1/cotT

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