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Mathematics 16 Online
OpenStudy (anonymous):

Please simplify this

OpenStudy (anonymous):

\[\frac{ 12x+36 }{ x^2-4x-21 }\]

OpenStudy (anonymous):

Start by factoring the denominator into a form (x - x1))(x + x2)

OpenStudy (anonymous):

Once you do that, one of the factors in the denominator will cancel with a factor in the numerator.

OpenStudy (anonymous):

how would i factor it into that?

OpenStudy (anonymous):

|dw:1352230372524:dw|

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