AdolphCosentino790 AdolphCosentino790

21-05-2014
Mathematics

contestada

Could you please help me :) Solve 2x^2 = 128.

Respuesta :

Аноним Аноним

21-05-2014

[tex]2x^2=128\ \ \ \ /:2\\\\2x^2:2=128:2\\\\x^2=64\\\\x=\pm\sqrt{64}\\\\x=-8\ or\ x=8[/tex]

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