Find the least common denominator for the following pair of rational expressions. 2/(k ^ 2 + 5k) and 8/(k ^ 2 + 2k - 15)

Satorg asked Sep 8, 2023

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Satorg asked Sep 8, 2023

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17 votes

Answer:

k(k-3)(k+5)

Explanation:

$k^2+5k=k(k+5) \\ \\ k^2 + 2k-15=(k+5)(k-3)$

So, the least common denominator is
k(k-3)(k+5) .

Rosangela answered Sep 14, 2023

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