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D( x )
3*x^2-(2*x)-8 = 0
3*x^2+13*x+12 = 0
3*x^2-(2*x)-8 = 0
3*x^2-(2*x)-8 = 0
3*x^2-2*x-8 = 0
3*x^2-2*x-8 = 0
DELTA = (-2)^2-(-8*3*4)
DELTA = 100
DELTA > 0
x = (100^(1/2)+2)/(2*3) or x = (2-100^(1/2))/(2*3)
x = 2 or x = -4/3
3*x^2+13*x+12 = 0
3*x^2+13*x+12 = 0
3*x^2+13*x+12 = 0
DELTA = 13^2-(3*4*12)
DELTA = 25
DELTA > 0
x = (25^(1/2)-13)/(2*3) or x = (-25^(1/2)-13)/(2*3)
x = -4/3 or x = -3
x in (-oo:-3) U (-3:-4/3) U (-4/3:2) U (2:+oo)
2/(3*x^2-(2*x)-8)+1/(3*x^2+13*x+12) = 0
2/(3*x^2-2*x-8)+1/(3*x^2+13*x+12) = 0
3*x^2-2*x-8 = 0
3*x^2-2*x-8 = 0
3*x^2-2*x-8 = 0
DELTA = (-2)^2-(-8*3*4)
DELTA = 100
DELTA > 0
x = (100^(1/2)+2)/(2*3) or x = (2-100^(1/2))/(2*3)
x = 2 or x = -4/3
(x+4/3)*(x-2) = 0
3*x^2+13*x+12 = 0
3*x^2+13*x+12 = 0
3*x^2+13*x+12 = 0
DELTA = 13^2-(3*4*12)
DELTA = 25
DELTA > 0
x = (25^(1/2)-13)/(2*3) or x = (-25^(1/2)-13)/(2*3)
x = -4/3 or x = -3
(x+3)*(x+4/3) = 0
2/((x+4/3)*(x-2))+1/((x+3)*(x+4/3)) = 0
(2*(x+3))/((x+4/3)*(x-2)*(x+3))+(1*(x-2))/((x+4/3)*(x-2)*(x+3)) = 0
2*(x+3)+1*(x-2) = 0
3*x+4 = 0
(3*x+4)/((x+4/3)*(x-2)*(x+3)) = 0
(3*x+4)/((x+4/3)*(x-2)*(x+3)) = 0 // * (x+4/3)*(x-2)*(x+3)
3*x+4 = 0
3*x+4 = 0 // - 4
3*x = -4 // : 3
x = -4/3
x in { -4/3}
x belongs to the empty set
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