# How do you find the domain and range of #sqrt(x - 1)#?

##### 1 Answer

Oct 13, 2017

#### Answer:

You can get the domain by working with the assumption that the function's domain lie in a set of all real numbers, that is

#### Explanation:

If

Therefore the domain is

The range is suppose to be the set of all values of the function that lies within the domain.

The least member of the domain set above is

Therefore the range is