EizhortOarahan EizhortOarahan

17-06-2016
Mathematics

Answered

Consider the quadratic function:

f(x) = x2 – 8x – 9

Vertex:

What is the vertex of the function?

Verified Answer :

jhonyy9 jhonyy9

19-06-2016

f(x) = x^2 -8x -9

x = -b/2a = 8/2 =4

y = 4^2 -8*4 -9 = 16 -32 -9 = 16 -41 = -25

so the wertex of this function will be (4,-25)

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corinaco corinaco

25-07-2018

the answer is ( 4 , - 25 )

:)

Answer Link

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