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x in (-oo:+oo)
x^3+(3/2)*x^2+3*x-2 = 0
x^3+(3/2)*x^2+3*x-2 = 0
x^3+(3/2)*x^2+3*x-2 = 0 // * 0
{ 1, -1, 2, -2, 4, -4 }
1
x = 1
2*x^3+3*x^2+6*x-4 = 7
1
-1
x = -1
2*x^3+3*x^2+6*x-4 = -9
-1
2
x = 2
2*x^3+3*x^2+6*x-4 = 36
2
-2
x = -2
2*x^3+3*x^2+6*x-4 = -20
-2
4
x = 4
2*x^3+3*x^2+6*x-4 = 196
4
-4
x = -4
2*x^3+3*x^2+6*x-4 = -108
-4
{ 1/2, -1/2, -1/2, 1/2, 2/2, -2/2, -2/2, 2/2, 4/2, -4/2, -4/2, 4/2 }
1/2
x
1/2
2*x^3+3*x^2+6*x-4 = 0
1/2
x-1/2
2*x^2+4*x+8
2*x^3+3*x^2+6*x-4
x-1/2
x^2-2*x^3
4*x^2+6*x-4
2*x-4*x^2
8*x-4
4-8*x
0
2*x^2+4*x+8 = 0
DELTA = 4^2-(2*4*8)
DELTA = -48
DELTA < 0
x in { 1/2}
x = 1/2
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