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08-01-2018
Mathematics

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[tex] \frac{1}{x - 10} \div \frac{9x}{x {}^{2} - 9x - 10} [/tex]

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cdw2014 cdw2014

08-01-2018

When dividing fractions, you can flip the second one over and multiple.

[tex] \frac{1}{x-10} [/tex]×[tex] \frac{x^2-9x-10}{9x} [/tex]

[tex] \frac{(1)(x^2-9x-10)}{(x-10)(9x)} = \frac{x^2-9x-10}{9x^2-90x} [/tex]

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