Löse die folgenden kubischen Gleichungen ax3 + bx2 + cx = 0

8.5x3 - 93.5x2 + 255x = 0
 x1 = 0 ,   x2 = 5 ,   x3 = 6		9.5x3 - 19x2 - 76x = 0
 x1 = 0 ,   x2 = -2 ,   x3 = 4
5.5x3 - 38.5x2 - 165x = 0
 x1 = 0 ,   x2 = -3 ,   x3 = 10		0.5x3 - 8.5x2 + 36x = 0
 x1 = 0 ,   x2 = 8 ,   x3 = 9
7x3 + 28x2 = 0
 x1 = 0 ,   x2 = -4 ,   x3 = 0		3.5x3 + 49x2 + 140x = 0
 x1 = 0 ,   x2 = -10 ,   x3 = -4
6.5x3 + 78x2 + 208x = 0
 x1 = 0 ,   x2 = -8 ,   x3 = -4		7x3 - 98x2 + 336x = 0
 x1 = 0 ,   x2 = 6 ,   x3 = 8
-4.5x3 + 81x2 - 364.5x = 0
 x1 = 0 ,   x2 = 9 ,   x3 = 9		-8x3 + 56x2 - 96x = 0
 x1 = 0 ,   x2 = 3 ,   x3 = 4
-9x3 - 72x2 - 135x = 0
 x1 = 0 ,   x2 = -5 ,   x3 = -3		x3 + 3x2 - 54x = 0
 x1 = 0 ,   x2 = -9 ,   x3 = 6
4x3 - 12x2 + 8x = 0
 x1 = 0 ,   x2 = 1 ,   x3 = 2		6x3 + 6x2 - 252x = 0
 x1 = 0 ,   x2 = -7 ,   x3 = 6
-3x3 - 12x2 + 135x = 0
 x1 = 0 ,   x2 = -9 ,   x3 = 5		7x3 + 14x2 - 21x = 0
 x1 = 0 ,   x2 = -3 ,   x3 = 1
3.5x3 - 42x2 + 112x = 0
 x1 = 0 ,   x2 = 4 ,   x3 = 8		7x3 + 77x2 + 70x = 0
 x1 = 0 ,   x2 = -10 ,   x3 = -1
-0.5x3 + 3x2 + 8x = 0
 x1 = 0 ,   x2 = -2 ,   x3 = 8		-0.5x3 + 6.5x2 - 20x = 0
 x1 = 0 ,   x2 = 5 ,   x3 = 8