### Home > CALC3RD > Chapter Ch5 > Lesson 5.3.3 > Problem 5-136

5-136.

Write the equation of the inverse function, , for each of the following functions.

Start by solving for

.

Now 'rename theand.Notice that

is a horizontal line. What is the inverse of a horizontal line?Refer to hint in part (b).

Before you convert to a logarithm, subtract

from both sides.