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D( x )
x = 0
x = 0
x = 0
x in (-oo:0) U (0:+oo)
((2*x^-1)/2)*(3*x^4-((x^1)/2)) = 0
((2*x^-1)/2)*(3*x^4-(x/2)) = 0
x^-1*(3*x^4-1/2*x) = 0
3*x^4-1/2*x = 0
x*(3*x^3-1/2) = 0
3*x^3 = 1/2 // : 3
x^3 = 1/6
x^3 = 1/6 // ^ 1/3
x = (1/6)^(1/3)
x*(x-(1/6)^(1/3)) = 0
x^-1*x*(x-(1/6)^(1/3)) = 0
( x-(1/6)^(1/3) )
x-(1/6)^(1/3) = 0 // + (1/6)^(1/3)
x = (1/6)^(1/3)
( x )
x = 0
( x^-1 )
1*x^-1 = 0 // : 1
x^-1 = 0
x należy do O
x in { 0}
x = (1/6)^(1/3)
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