x^2-5/9x+8

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Solution for x^2-5/9x+8 equation: 


x in (-oo:+oo)

x^2-((5/9)*x)+8 = 0

x^2+(-5/9)*x+8 = 0

x^2-5/9*x+8 = 0

DELTA = (-5/9)^2-(1*4*8)

DELTA = -2567/81

DELTA < 0

x belongs to the empty set

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