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Consider the quadratic function: f(x) = x2 – 8x – 9 Vertex: What is the vertex of the function?

User Ibraheem
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3 votes

the answer is ( 4 , - 25 )

:)

User Javieralog
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5 votes
f(x)=x^2-8x-9=


Answer : (4,-25)
User John Strood
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