Friday, March 11, 2011

Graphing Reciprocal Functions 2: Trigonometric Functions

On Monday we learned how to graph equations such as:

f(x)= cscx=1/sinx

f(x)= secx=1/cosx

f(x)= cotx=1/tanx =cosx/sinx

To graph any of these functions you must find the vertical asymptote which will occur when x is undefined. That means whenever you get 1/0 there will be an asymptote. From that asymptote you flip the remaining curve.

**Graph the original function first! Ex: If you graph cscx , graph the original sinx function first.

Below are some example:

Here is Secx










Here is Cotx


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