Questions on Logic: Finite and infinite sets answered by real tutors!

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Question 63598: This is really a precalculas problem, I hope someone can help, I really need it.
Thanks
verify identity;
cos[pi/2-x]/sin[pi/2-x]= tan x: This is really a precalculas problem, I hope someone can help, I really need it.
Thanks
verify identity;
cos[pi/2-x]/sin[pi/2-x]= tan x
Answer by Nate(3495) About Me  (Show Source):
You can put this solution on YOUR website!
cos[pi/2-x]/sin[pi/2-x]
1/tan[pi/2-x]
1/tan^-1(x)
tan(x)
graph(300,300,-10,10,-10,10,cos(3.141592653/2-x)/sin(3.141592653/2-x))