SOLUTION: prove this identity (5 marks): sin(x) + sin(x)cot(x)^2 = csc(x) thanks in advance!

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Question 199577: prove this identity (5 marks):
sin(x) + sin(x)cot(x)^2 = csc(x)
thanks in advance!
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
... Start with the given equation.


... Factor out the GCF sin%28x%29


... Replace the terms in the parenthesis with .


Note:



... Use the identity


... Multiply


... Factor


... Cancel out the common terms.


... Use the identity


So we've proven the identity.