Answer
Domain: $(-\infty,\infty)$
Range: $[1,\infty)$
Work Step by Step
$f(x)=1+x^2$
$f(x)=x^2+1$
University Calculus: Early Transcendentals (3rd Edition)
by Hass, Joel R.; Weir, Maurice D.; Thomas Jr., George B.
Published by
Pearson
ISBN 10:
0321999584
ISBN 13:
978-0-32199-958-0
Chapter 1 - Section 1.1 - Functions and Their Graphs - Exercises - Page 11: 1
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