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What is the quadratic function f(x)= x^2 + 8x − 2 in vertex form?
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5 votes
What is the quadratic function f(x)= x^2 + 8x − 2 in vertex form?

User Jeberle
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1 Answer

5 votes
Well vertex formula is A(x-h) + k
Where H and K are the X and Y coordinates of the minimum of the parabola
so using a graphing calculator to find the vertex of the graph you can plug it all in to get

(x + 4)^2 -18

you have no A value because it is 1
User Yi Xiang Chong
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