Answer
True.
Work Step by Step
The zeroes of the function are all $x$ values such that $f(x)=0$. Therefore, $$f(x)=ax^2+bx+c$$ $$ax^2+bx+c=0$$ Solving this equation must give the zeroes.
Functions Modeling Change: A Preparation for Calculus, 5th Edition
by Connally, Eric; Hughes-Hallett, Deborah; Gleason, Andrew M.; Cheifetz, Phil C.
Published by
Wiley
ISBN 10:
1118583191
ISBN 13:
978-1-11858-319-7
Chapter 3 - Quadratic Functions - Strengthen Your Understanding - Page 130: 6
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