PLEASE HELP ME PLEASE I DONT KNOW WHAT TO DO ☹️#7

Given:

The function is:

To find:

The inverse of the given function, then draw the graphs of function and its inverse.

Solution:

We have,

Step 1: Substitute .

Step 2: Interchange x and y.

Step 3: Isolate variable y.

Step 4: Substitute .

Hence, the inverse of the given function is and the graphs of these functions are shown below.

if you are saying purchasing 3 social media ads and one newspaper ad counts as one purchase then there are:

6 purchases

if you are asking how many of each then:

18 social media ads

6 newspaper ads