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D( x )
x^3 = 0
x^3 = 0
x^3 = 0
1*x^3 = 0 // : 1
x^3 = 0
x = 0
x in (-oo:0) U (0:+oo)
2*x-(32/(x^3)) = 0
2*x-32*x^-3 = 0
2*x^1-32*x^-3 = 0
(2*x^4-32*x^0)/(x^3) = 0 // * x^6
x^3*(2*x^4-32*x^0) = 0
x^3
2*x^4-32 = 0
{ 1, -1, 2, -2, 4, -4, 8, -8, 16, -16, 32, -32 }
1
x = 1
2*x^4-32 = -30
1
-1
x = -1
2*x^4-32 = -30
-1
2
x = 2
2*x^4-32 = 0
2
x-2
2*x^3+4*x^2+8*x+16
2*x^4-32
x-2
4*x^3-2*x^4
4*x^3-32
8*x^2-4*x^3
8*x^2-32
16*x-8*x^2
16*x-32
32-16*x
0
2*x^3+4*x^2+8*x+16 = 0
{ 1, -1, 2, -2, 4, -4, 8, -8, 16, -16 }
1
x = 1
2*x^3+4*x^2+8*x+16 = 30
1
-1
x = -1
2*x^3+4*x^2+8*x+16 = 10
-1
2
x = 2
2*x^3+4*x^2+8*x+16 = 64
2
-2
x = -2
2*x^3+4*x^2+8*x+16 = 0
-2
x+2
2*x^2+8
2*x^3+4*x^2+8*x+16
x+2
-2*x^3-4*x^2
8*x+16
-8*x-16
0
2*x^2+8 = 0
DELTA = 0^2-(2*4*8)
DELTA = -64
DELTA < 0
x in { 2, -2}
x in { 2, -2 }
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