#### Answer

Domain: $(-\infty,\infty)$
Range: $[1,\infty)$

#### Work Step by Step

$f(x)=1+x^2$
$f(x)=x^2+1$

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Published by
Pearson

ISBN 10:
0321999584

ISBN 13:
978-0-32199-958-0

Domain: $(-\infty,\infty)$
Range: $[1,\infty)$

$f(x)=1+x^2$
$f(x)=x^2+1$

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