22-05-2016
Mathematics

contestada

What are the zeros of the function F of X equals X squared -13 X -30

Respuesta :

22-05-2016

Hello,

x²-13x-30=0
==>x²-15x+2x-30=0
==>x(x-15)+2(x-15)=0
==>(x-15)(x+2)=0
==>x=15 or x=-2

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