Answer
Please see the graph.
Work Step by Step
The green line is the graph $x^{2}+4y^{2}=10$. The purple line is the graph $y=x$.
The graphs intersect at the points $(-\sqrt 2, -\sqrt 2)$ and $(\sqrt 2, \sqrt 2)$.
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 10 - Section 10.3 - Solving Nonlinear Systems of Equations - Exercise Set - Page 625: 51
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