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03-09-2016
Mathematics

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solve the equation by completing the square. 3x^2 7x 7=0

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Аноним Аноним

03-09-2016

[tex]3x^2 *7x *7=0[/tex]

[tex]3x^2 *7x *7=0:x[/tex]

[tex] 147x^3=0 [/tex]

[tex]x^3=0 [/tex] [tex]| Divide \ both \ sides \ by \ 147|[/tex]

[tex]x=0[/tex] [tex]|Take \ the \ cube \ root \ of \ both \ sides|[/tex]

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