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

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


x in (-oo:+oo)

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

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

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

DELTA = 6

DELTA > 0

x = (6^(1/2)-1)/(-1/2*2) or x = (-6^(1/2)-1)/(-1/2*2)

x = 1-6^(1/2) or x = 6^(1/2)+1

x in { 1-6^(1/2), 6^(1/2)+1 }

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