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OpenStudy (anonymous):
5x²-22x-15
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OpenStudy (anonymous):
use Trial and Error to figure this one our aka, FOIL in reverse (5x + )(x - ) now, what are the factors of 15? 1,15 3, 5 lets try 3, 5, if we plug those in and FOIL what do we get? (5x + 3)(x - 5)
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