daviyhana daviyhana

23-01-2020
Mathematics

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Select factors of x^2-x-56

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devishri1977 devishri1977

23-01-2020

Answer:

Step-by-step explanation:

x² - x - 56 = x² - 8x + 7x - 7*8

= x*(x - 8) + 7 (x - 8)

= (x - 8) (x + 7)

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