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Mathematics 17 Online
OpenStudy (anonymous):

Graph a quadratic function using the vertex formula f(x) = 2x2 + 8x + 3

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!

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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