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Mathematics 15 Online
OpenStudy (anonymous):

find the vertex of the parabola whose equation is y=x2^=8x=12.

OpenStudy (anonymous):

vertex x-value is -b/2a, which is -4. now plug -4 in for x, and solve for y. You get (-4, -4)

OpenStudy (anonymous):

thanks! here's another one

OpenStudy (anonymous):

which of the following is the factored form of the given equation? 6x2^+2x-8=0

OpenStudy (anonymous):

k (3x - 8)(2x + 1) = 0

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