6/11y^2-8/9y

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Solution for 6/11y^2-8/9y equation: 


y in (-oo:+oo)

(6/11)*y^2-((8/9)*y) = 0

(6/11)*y^2+(-8/9)*y = 0

6/11*y^2-8/9*y = 0

DELTA = (-8/9)^2-(0*6/11*4)

DELTA = 64/81

DELTA > 0

y = ((64/81)^(1/2)+8/9)/(6/11*2) or y = (8/9-(64/81)^(1/2))/(6/11*2)

y = 44/27 or y = 0

y in { 0, 44/27 }

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