2x2/3-15x1/3-8=0

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Solution for 2x2/3-15x1/3-8=0 equation: 


x in (-oo:+oo)

(2*x^2)/3-((15*x^1)/3)-8 = 0

(2*x^2)/3-5*x-8 = 0

2/3*x^2-5*x-8 = 0

DELTA = (-5)^2-(-8*2/3*4)

DELTA = 139/3

DELTA > 0

x = ((139/3)^(1/2)+5)/(2/3*2) or x = (5-(139/3)^(1/2))/(2/3*2)

x = 3/4*((139/3)^(1/2)+5) or x = 3/4*(5-(139/3)^(1/2))

x in { 3/4*(5-(139/3)^(1/2)), 3/4*((139/3)^(1/2)+5) }

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