To subtract two rational expressions that have a common denominator, you simply _____ the numerators.

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23-07-2014
Mathematics

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To subtract two rational expressions that have a common denominator, you simply _____ the numerators.

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iloveonedirection iloveonedirection · Answer 1 · 2014-07-24T01:27:57+02:00

iloveonedirection iloveonedirection

24-07-2014

The answer is subtract.

For example:

[tex] \frac{3x^2 - 3}{x+2} - \frac{x^2+6}{x+2} [/tex]

[tex] \frac{3x^2 - 3-x^2-6}{x+2}[/tex]

[tex] \frac{2x^2-9}{x+2} [/tex]

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