jason1556 jason1556

12-08-2018
Mathematics

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x^2-4x+1=0 . RESOLVE PLS

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konrad509 konrad509

12-08-2018

[tex] x^2-4x+1=0\\
x^2-4x+4-3=0\\
(x-2)^2=3\\
x-2=\sqrt 3\vee x-2=-\sqrt3\\
x=2+\sqrt 3\vee x=2-\sqrt3 [/tex]

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