kerry2798 kerry2798

18-02-2018
Mathematics

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Complete the square to form a perfect-square trinomial x^2-4x+

Respuesta :

18-02-2018

[tex]x^2-4x=x^2-4x+(4-4)\\=(x^2-4x+4)-4\\=(x-2)^2-4[/tex]

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