Marcello's Pizza charges a base price of $18 for a largepizza plus $1.50 for each additional topping.

(a) Find a function f that models the priceof a pizza with n toppings.
f(n) =

(b) Find the inverse of the function f.
f^??1(n) =

What does

f^??1

represent?

f?^?1 represents the number of toppingson a pizza thatcosts n dollars.f?^?1 representsthe number of toppings on a pizza that costs 2/3(n)dollars. f?^?1 representsthe cost of a pizzawith n toppings.f?^?1 representsthe number of pizzas with toppings thatcost n dollars.

(c) If a pizza costs $21, how many toppings does ithave?
toppings