babydoll332
Write the quadratic function in vertex form.
y = x^2  16x + 66



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babydoll332
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y = (x + 8)^2 + 2
please help me with the positves and negatives

zordoloom
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What is the vertex?

babydoll332
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8,8

zordoloom
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Then it's y=(x8)^2+2

zordoloom
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Everything else is correct.

babydoll332
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how did u get 8

zordoloom
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You moved 8 units right. IF you moved 8 units left, it would be positive.

babydoll332
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well it did nt give me the vertex thats just what i think the vertex is

zordoloom
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Vertex is at (8,2)

babydoll332
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oh ok

babydoll332
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thanksss

zordoloom
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yep!