5. f(x)=x2 - 6x +9 What is the vertex?

asked May 22, 2023 34.8k views

24 votes

5. f(x)=x2 - 6x +9
What is the vertex?

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12 votes

Vertex (3,-3)
Step by step explanation:

AdamCrawford answered May 23, 2023

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10 votes

Vertex: (3, 4)
h = -(b/2a) = -(-6/(2)1) = -(-3) = 3
k = f(1) = (1)^2 - 6(1) + 9 = 1 - 6 + 9 = 4

Matan Yadaev answered May 28, 2023

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