3xsquared + 14x -5 = 0 Zero Product Property?

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22-08-2014
Mathematics

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3xsquared + 14x -5 = 0 Zero Product Property?

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Аноним Аноним · Answer 1 · 2014-08-24T17:23:26+02:00

Аноним Аноним

24-08-2014

[tex]3x^2+14x-5=0\\\\3x^2+15x-x-5=0\\\\3x(x+5)-1(x+5)=0\\\\(x+5)(3x-1)=0\iff x+5=0\ or\ 3x-1=0\\\\x=-5\ or\ 3x=1\\\\\boxed{x=-5\ or\ x=\frac{1}{3}}[/tex]

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