# How do you find the x values at which #f(x)=1/(x^2+1)# is not continuous, which of the discontinuities are removable?

##### 1 Answer

Nov 28, 2016

#### Explanation:

I am assuming that

Th denominator is positive for all real numbers

(we write this as

As such

graph{1/(x^2+1) [-30, 30, -1.5, 1.5]}