# How do you find the domain of #g(x)=4sqrt(-3x+7.5)#?

##### 1 Answer

Apr 5, 2018

#### Explanation:

The domain is the set of values that x can have for the function to be defined.

That being said, the number inside the radical must be greater than or equal to zero, otherwise we'll get a complex number, which I'm assuming you might not want.

This gives us the equation

Rearranging this a bit we get