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Mathematics 20 Online
OpenStudy (anonymous):

this equation graphs as a parabola. tell which direction the parabola opens and at what point it crosses the y-axis. y=-6x^2+6x-8

OpenStudy (agreene):

it opens down. http://www.wolframalpha.com/input/?i=parabola+y%3D-6x%5E2%2B6x-8

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