# What is the domain of #f(t)=10/(t²-2t-3)#?

##### 1 Answer

Sep 28, 2015

The domain is all the real numbers except -1 and 3.

#### Explanation:

The domain of a function is all the points where the function is defined, since we can't divide by zero the roots of the denominator are not in the domain, then:

Hence the domain is all the real numbers except -1 and 3.