x2~4x±12=O

x squared ~4x+12=0
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1 Answer

me assume that shood be x^2 -4x-12=0

become (x-6)(x+2)

or x^2 -4x +12...roots=2+-2.8284271i  (komplex variabels)

b^2-4ac=-32, sqrt=5.656854249 i
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