Answer
$(h,k)$
Work Step by Step
If a quadratic function is in the form $f(x) = a(x-h)^2+k$, the vertex of its graph is $(h,k)$.
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 11 - Section 11.6 - Further Graphing of Quadratic Functions - Vocabulary and Readiness Check - Page 819: 1
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