Elementary Geometry for College Students (7th Edition)

Published by Cengage
ISBN 10: 978-1-337-61408-5
ISBN 13: 978-1-33761-408-5

Chapter 10 - Section 10.1 - The Rectangular Coordinate System - Exercises - Page 451: 51

Answer

$(-1,1), (2,4)$

Work Step by Step

Equating the equations: $$ x^2=x+2 \\ x^2-x-2=0 \\ (x-2)(x+1)=0 \\x=2,\:x=-1$$ Thus, the y points are: $$ y =1^2=1 \\ y=2^2=4$$
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