Marcello's Pizza charges a base price of $12 for a large pizza plus $4 for each

Algebra
Tutor: None Selected Time limit: 1 Day

Marcello's Pizza charges a base price of $12 for a large pizza plus $4 for each topping. Thus, if you order a large pizza with x toppings, the price of your pizza is given by the function 
f(x) = 12 + 4x.
 Find 
f−1.
 
f−1 = 
 

What does 
f−1
 represent? 
    

Jul 1st, 2015

Thank you for the opportunity to help you with your question!

f (-1) = 12 + 4* -1 = 12-4= $8

  −1

f

 represents The cost of a pizza with x toppings.

Please let me know if you need any clarification. I'm always happy to answer your questions.
Jul 1st, 2015

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