nhalfaday nhalfaday

02-05-2017
Mathematics

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(x-3) (x+5)= x^2 + gx- 15

Respuesta :

02-05-2017

(x - 3)(x + 5)
x^2 + 5x -3x -15
combine like terms
x^2 + 2x - 15
g = 2

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