# What is the domain and range of the function #x^2+y^2 = 1#?

##### 1 Answer

Nov 14, 2017

Both domain and range is

#### Explanation:

The equation of a circle centred at point

Hence, domain and range are both

We can see this from the graph of

graph{x^2+y^2=1 [-3.08, 3.08, -1.54, 1.54]}