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Mathematics 8 Online
OpenStudy (anonymous):

Write the equation of the quadratic function with roots -1 and 1 and a vertex at (0, -3).

OpenStudy (anonymous):

roots are enuf to make a quad eqn x^2-1

OpenStudy (anonymous):

I have no idea how to do this

OpenStudy (anonymous):

x^2 - (sum of roots)x + product of roots

OpenStudy (anonymous):

nd thats a standard form

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