find the vertex of a parabola defined by f(x)=-4(x-9)+7
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2 Answers

f(x) =-4(x-9)^2 +7

The vertex is (9,7) and it is a maximum point.
by Level 5 User (12.9k points)
if a vertex of a square moved from (11,9) to (6,4),which of the following describes the translation?
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