Problema Solution

The expression -3m^2 + 15m is the profit for a rock concert based on the ticket price m. What is the most the promoters can charge per ticket and still make a profit?

Answer provided by our tutors

By graphing the function y = -3x^2+15x we can conclude the solution.

Click here to see the graph of y = -3x^2+15x

For m < 5 the function -3m^2 + 15m >0 so the promoters can charge less than $5 and still make a profit.