what are the zeros of the polynomial x2+4x-12

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02-06-2018
Mathematics

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what are the zeros of the polynomial x2+4x-12

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caylus caylus · Answer 1 · 2018-06-02T22:39:51+02:00

caylus caylus

02-06-2018

Hi,
[tex]x^2+4x-12=0\\ \Rightarrow\ x^2+6x-2x-12=)0\\ \Rightarrow\ x(x+6)-2(x+6)=0\\ \Rightarrow\ (x+6)(x-2)=0\\ \boxed{\Rightarrow\ x=-6\ or\ x=2}\\ [/tex]

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