# What is the domain and range of # y = x^2 - 7#?

##### 1 Answer

Jun 5, 2016

#### Answer:

Domain is R, set of real numbers and Range is the set of real numbers greater or equal than -7

#### Explanation:

Domain is R, set of real numbers

Range is the domain of inverse function

it must be

Therefore Range is the set of real numbers greater or equal than -7