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August 3, 2015

Homework Help: Precal grade 11

Posted by Anonymous on Thursday, April 7, 2011 at 5:26pm.

If 3 is one root of 2x^2 + bx + 3 =0 find the other root and the value of b.

The answers are r2=1/2 and b=-7
but i dont know how to get those.

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