# What is the domain and range of #y^2 = x#?

##### 1 Answer

Apr 7, 2017

Both the domain and range are

#### Explanation:

The domain is all the possible values for x, and range is all the possible values for y.

Since

The square root function can only take in positive numbers, and it can only give out positive numbers. So all possible x values must be greater than 0, because if x was for example -1, the function would not be a real number. The same goes for y values.