SOLUTION: Verify: (ASAP) cot(x)=cot(x)-cos(x)/1-sin(x)

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Question 973770: Verify: (ASAP) cot(x)=cot(x)-cos(x)/1-sin(x)
Answer by Alan3354(69443) About Me  (Show Source):
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cot(x)=cot(x)-cos(x)/1-sin(x)
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cot = cos/sin
cot = (cos/sin - cos)/(1 - sin)
cot = cos*(1/sin - 1)/(1 - sin)
cot = cos*((1 - sin)/sin)/(1 - sin)
Cancel (1 - sin)
cot = cos/sin
cot = cot