1/2x2-x+5=0

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Solution for 1/2x2-x+5=0 equation: 


x in (-oo:+oo)

(1/2)*x^2-x+5 = 0

1/2*x^2-x+5 = 0

DELTA = (-1)^2-(1/2*4*5)

DELTA = -9

DELTA < 0

x belongs to the empty set

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