8/3x^2-7/9x

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Solution for 8/3x^2-7/9x equation: 


x in (-oo:+oo)

(8/3)*x^2-((7/9)*x) = 0

(8/3)*x^2+(-7/9)*x = 0

8/3*x^2-7/9*x = 0

DELTA = (-7/9)^2-(0*8/3*4)

DELTA = 49/81

DELTA > 0

x = ((49/81)^(1/2)+7/9)/(2*8/3) or x = (7/9-(49/81)^(1/2))/(2*8/3)

x = 7/24 or x = 0

x in { 0, 7/24 }

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