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zepdrix (zepdrix):
Ok so we don't have to do anything fancy like long division for this one.
We just need to remember how fractions work.
\[\large \frac{a+b}{c} \qquad=\qquad \frac{a}{c}+\frac{b}{c}\]
zepdrix (zepdrix):
So for our problem, we have,\[\large \frac{27x^2-9a}{3} \qquad=\qquad \frac{27x^2}{3}+\frac{-9a}{3}\]
zepdrix (zepdrix):
From there, just divide each coefficient by 3.
27/3 = ?
OpenStudy (anonymous):
9
OpenStudy (anonymous):
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OpenStudy (anonymous):
take look on screen the answer should fit on grid so they give 9 to start
zepdrix (zepdrix):
you got 9 for the first coefficient? Ok good.
The x^2 won't change, only the coefficient.\[\large 9x^2+\frac{-9a}{3}\]
How bout the other one? -9/3=?
OpenStudy (anonymous):
thats -3
zepdrix (zepdrix):
Ok good.
\[\large 9x^2-3a\]
Having any trouble putting the symbols in correctly?
OpenStudy (anonymous):
no
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zepdrix (zepdrix):
k cool
OpenStudy (anonymous):
(6x^3+11x^2-4x-4)/(3x-2) im stuck on this one too same thing