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Solev the quadratic equation x squared minus 2x=3 by completing the square.

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Bryandavzviz
x^{2} -2x=3  then 

 standard form this is ax^{2}+bx+c=o 

x^{2} - 2x - 3 = 0

the ROOT
a=2, b=-2, c=-3
Here! Hope this helps:)
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