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OpenStudy (anonymous):
Graph a quadratic function using the vertex formula f(x) = 2x2 + 8x + 3
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OpenStudy (precal):
|dw:1335993797704:dw| use this formula to determine the vertex
OpenStudy (precal):
so what is x?
OpenStudy (precal):
or you could complete the square......
OpenStudy (anonymous):
thank u very much!
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OpenStudy (precal):
not sure I help you at all. Did you have any questions?
OpenStudy (anonymous):
how did u graph it?
OpenStudy (precal):
it crosses the y axis at 3
OpenStudy (precal):
|dw:1335998529900:dw|
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