# For what values of x is #f(x)=1/(x-3)# concave or convex?

##### 1 Answer

Nov 22, 2016

Concave UP on the interval (

Concave DOWN on the interval (

#### Explanation:

Take the first derivative of f(x)

Then second derivative:

Find the points where

Plug in a number

Since the multiplicity of the function *odd function*, the values for