elmer9393 elmer9393

08-07-2017
Mathematics

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Product of (7x-1)(4x+5)

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koziadam koziadam

08-07-2017

(7x-1)(4x+5)
(7x)(4x) + (7x)(5) + (-1)(4x) + (-1)(5)
28x^2 + 35x - 4x - 5
28x^2 + 31x - 5

28x^2 + 31x - 5

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porterzimmerman porterzimmerman

08-07-2017

The answer would be 28x^2+31x-5.

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