### Home > CCA2 > Chapter Ch12 > Lesson 12.1.1 > Problem 12-9

12-9.

Given the function

The domain and range.

Sketch a graph. What is the smallest

-value you can use before the number under the radical sign becomes negative?

What is the smallest-value that can result from this equation?

The inverse equation.

The domain and range of the inverse.

Remember that in an inverse,

andare interchanged. Reverse the domain and range you found in part (a).