SOLUTION: I dont understand how to do trig.functions of an angle. Can you please solve tan 3pi/2

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Question 472469: I dont understand how to do trig.functions of an angle. Can you please solve tan 3pi/2
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!

 
Hi,
tan(x) = sin(x)/cos(x)
tan 3pi/2 = -1/0 and therefore is undefined (cannot Divide by zero)
Following (cos(x), sin(x)) summary makes for an excellent reference: