Answer
$2$
Work Step by Step
The solid dot at the point $(0,2)$ indicates that it lies on the graph, while the point $(0,-3)$ does not.
Points that lie on the graph of $f$ are of the form $(x,f(x))$,
so we have:
$f(0)=2$
Finite Math and Applied Calculus (6th Edition)
by Waner, Stefan; Costenoble, Steven
Published by
Brooks Cole
ISBN 10:
1133607705
ISBN 13:
978-1-13360-770-0
Chapter 10 - Section 10.1 - Limits: Numerical and Graphical Viewpoints - Exercises - Page 699: 28e
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