DaRealistG5062 DaRealistG5062

25-12-2017
Mathematics

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How many solutions exist for the given equation x^2-4x 4?

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lesliekolleroxrkcf lesliekolleroxrkcf

25-12-2017

since the equation has degree 2 there must be exactly 2 roots

x²-4x+4=0
(x-2)²=0
x =2

2 is a root of multiplicity 2

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