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x/3 minus 1/x
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\(\LARGE\color{blue}{ \frac{x}{3} \div \frac{1}{x} = \frac{x}{3} \times \frac{x}{1}=\frac{x^2}{3} }\)
that is not an answer choice x-1/3-x 1/3 x^2-3/3x or 3x2/3x
Did you type the problem out correctly?
yes
The goal is to get the denominators equal to the LCD 3x. Once they are, you can subtract the numerators and place that difference over the common denominator. \[\Large \frac{x}{3} - \frac{1}{x}\] \[\Large \frac{x}{3}{\color{red}{*\frac{x}{x}}} - \frac{1}{x}{\color{red}{*\frac{3}{3}}}\] \[\Large \frac{x^2}{3x} - \frac{3}{3x}\] \[\Large \frac{x^2-3}{3x}\]
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|dw:1406930742528:dw|
seriously?
It's posted by two different people
im sorry wrong post
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