SOLUTION: csc(x)-sin(x)=cos(x)cot(x)
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Question 699970
:
csc(x)-sin(x)=cos(x)cot(x)
Answer by
lwsshak3(11628)
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csc(x)-sin(x)=cos(x)cot(x)
start with right side:
cos(x)cot(x)
=cos(x)(cos(x)/sin(x)
=cos^2(x)/sin(x)
=(1-sin^2(x)/sin(x)
=1/sin(x)-sin(x)
=csc(x)-sin(x)
verified: right side=left side