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17-08-2016
Mathematics

contestada

What are the zeros of the function f(x)= x^2 - 13x - 30

Respuesta :

18-08-2016

Hello,

x²-13x-30=x²+2x-15x-30=x(x+2)-15(x+2)=(x+2)(x-15)

Roots are -2 and 15

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