You work for a company producing cell phones.  The cost C for producing x cell phones is C(x)=240x+50,000.  The revenue R received from selling x phones is modeled with the function R(x)=2000x−10x2. What is the profit function?  (Hint: Profit = Revenue - Cost)  For what number of cell phones does your company have no profit or loss?  Round to the nearest whole number if necessary.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter9: Quadratic Functions And Equations
Section9.6: Solving Quadratic Equations By Using The Quadratic Formula
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You work for a company producing cell phones.  The cost C for producing x cell phones is C(x)=240x+50,000.  The revenue R received from selling x phones is modeled with the function R(x)=2000x−10x2.

  1. What is the profit function?  (Hint: Profit = Revenue - Cost) 
  2. For what number of cell phones does your company have no profit or loss?  Round to the nearest whole number if necessary.
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