College Algebra 7th Edition

Published by Brooks Cole
ISBN 10: 1305115546
ISBN 13: 978-1-30511-554-5

Chapter 1, Equations and Graphs - Section 1.9 - Solving Equations and Inequalities Graphically - 1.9 Exercises - Page 159: 47

Answer

a) See graph. b) more than $100$ have to be produced to generate a profit.

Work Step by Step

a) We graph the function as shown below. b) According to the graph, the profit is above $0$ when $x\gt100$. Thus, more than $100$ have to be produced to generate a profit.
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