Intermediate Algebra: Connecting Concepts through Application

Published by Brooks Cole
ISBN 10: 0-53449-636-9
ISBN 13: 978-0-53449-636-4

Chapter 4 - Quadratic Functions - 4.6 Solving Quadratic Equations by Using the Quadratic Formula - 4.6 Exercises - Page 374: 70

Answer

$(-2,20)$, $(3,-40)$

Work Step by Step

The figure in the problem shows that the points of intersection between the function of the red graph and the function of the blue graph are $(x,y) = (-2,20)$ and $(x,y) = (3,-40)$. The estimated solution to the system is $(-2,20)$ and $(3,-40)$.
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.