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Factor the following quadratic expression x^2 + 9x + 20

User Osnoz
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1 Answer

4 votes

Answer:

(x+5)(x+4)

Explanation:

factors of 20: 1,20,2,10,4,5

Since 4 and 5 are the only factors of 20 that have a sum of 9 the answer is (x+5)(x+4)

User Barak Gall
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