Posted by chris on Thursday, December 16, 2010 at 4:31pm.
Write the trigonometric expression in terms of sine and cosine, and then simplify.
cot(x)/csc(x)sin(x)

pre calculus  bobpursley, Thursday, December 16, 2010 at 4:38pm
Is this what you have?
ctn(x)/(csc(x)sin(x)) ?