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Michelle needs to convert the function f(x) = x2 - 10x +31 to vertex form, fx) = (x - 1)2 + k, in order to find the minimum. When she does this, what is the value of k in the ve…
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Michelle needs to convert the function f(x) = x2 - 10x +31 to vertex form, fx) = (x - 1)2 + k, in order to find the minimum. When she does this, what is the value of k in the ve…
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Mar 11, 2021
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Michelle needs to convert the function f(x) = x2 - 10x +31 to vertex form, fx) = (x - 1)2 + k, in order to find the minimum.
When she does this, what is the value of k in the vertex form of function ?
26
56
31
6
Mathematics
middle-school
Marcos Souza
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Marcos Souza
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5
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Answer:
the answer is 6
Explanation:
Biswajit Panday
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Mar 14, 2021
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Biswajit Panday
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To find k
You can do
C-a((b/2)^2))
This is because when you complete the square you have the c value that you have initially minus the new c value which is found by (b/2)^2 and if you factored a number out then multiply it to that.
So in this case
31- 1(10/2)^2
31-(5)^2
31-25
6
Goku
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Mar 15, 2021
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Goku
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