Jada M.

asked • 11/07/16

ax^2+bx+c=0

In this question you have to complete the square, but i am confused becuase it is all letters.

1 Expert Answer

By:

Mark M. answered • 11/07/16

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Mathematics Teacher - NCLB Highly Qualified

Jada M.

what happened to the 2a under -b? at the ver last step?
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11/07/16

Mark M.

The 2a is a common denominator for the -b and the ±√(        ).
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11/07/16

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