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Mathematics 8 Online
OpenStudy (anonymous):

Factor Completely: 3x2 − 21

OpenStudy (anonymous):

You want it factored over the integers? Or over the reals?

jhonyy9 (jhonyy9):

3(x2-7)=3(x-sqrt7)(x+sqrt7)

OpenStudy (anonymous):

That assumes he wants it over the reals.

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