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15-05-2016
Mathematics

contestada

f(x) = x3 + 5x2 - x - 5

What are the factors of f(x)?

Respuesta :

17-05-2016

Hello

x^3+5x²-x-5=x²(x+5)-1(x+5)
=(x+5)(x²-1)=(x+5)(x-1)(x+1)

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