# I have no clue how to graph a cotangent function!

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• September 18th 2011, 08:47 PM
IneeedHelp
I have no clue how to graph a cotangent function!
Here is the equation:

y = cot (1/2 x)

Please help me.
• September 19th 2011, 12:57 AM
piscoau
Re: I have no clue how to graph a cotangent function!
cot x = tan (pi/2 - x)
this question involve knowledge of translation and enlargement
• September 19th 2011, 02:46 AM
Siron
Re: I have no clue how to graph a cotangent function!
Do you have to solve the equation for $x$ ?
Or do you have to solve $\cot\left(\frac{x}{2}\right)=0$