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D( x )
3*x <= 0
x^(3/5) <= 0
3*x <= 0
3*x <= 0
3*x+0 <= 0 // - 0
3*x <= 0 // : 3
x <= 0/3
x <= 0
x^(3/5) <= 0
x^(3/5) <= 0
1*x^(3/5) <= 0
1*x^(3/5) <= 0 // : 1
x^(3/5) <= 0/1
x^(3/5) <= 0
x >= 0
x in <0:0>
x in (0:+oo)
2*ln(x^(3/5))+ln(3*x) = 0
3/5*2*ln(x)+ln(3*x) = 0
ln(1*x^(6/5))+ln(3*x) = 0
ln(1*3*x*x^(6/5)) = 0
ln(3*x*x^(6/5)) = 0
ln(3*x*x^(6/5)) = ln(e^0)
3*x*x^(6/5) = e^0
3*x*x^(6/5)-e^0 = 0
3*x^(11/5) = 1 // : 3
x^(11/5) = 1/3
x^(11/5) = 1/3 // ^ 5
x^11 = 1/243 // ^ 1/11
x = (1/243)^(1/11)
x = (1/243)^(1/11)
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