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Find the vertex for f(X)=-x^2+8x+6

I came up with (4,22)but i'm not sure. If so, what is the line of symmetry?
15 years ago

Answers

Sabrina
The line of symmetry is x = h. So going on your answer of (4,22),
x=4 y=22
h=4 k=22
15 years ago

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