Question
Asked Oct 22, 2019
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write the rational expression in lowest term.

y2+2y-15/y2+4y-21

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Expert Answer

Step 1

We have to factor numerator and denominator.

For the numerator we factor -15 so that sum of the factors = 2, so 5 times -3. Write 2y as...

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у' +2у-15 у'+4y-21 у'+5у-Зу-15 у'+7у-3у-21

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