# What is the domain and range of #f(x) = ln (10-x)#?

##### 1 Answer

Jan 14, 2018

#### Answer:

domain:

range:

#### Explanation:

the natural log function only outputs a real number if the input is greater than 0.

this means the domain is

the natural log function can output any real number, so the range is all real numbers.

check with this graph