#### Answer

$f(-x)=f(x)$
See plot.

#### Work Step by Step

We plot $y=x^2$ as an example of an even function. Even functions are symmetrical around the y-axis, so that $f(-x)=f(x)$.

Published by
Pearson

ISBN 10:
0321947347

ISBN 13:
978-0-32194-734-5

$f(-x)=f(x)$
See plot.

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