解不出结果啊!
for (x1 = 1.5,x2=1.5; x1 < 2.5;)
{
y1= 2 * x1 * x1 * x1 - 4 * x1 * x1 + 3 * x1 - 6;//2明明就可以!!!!!!!!!
y2= 2 * x2 * x2 * x2 - 4 * x2 * x2 + 3 * x2 - 6;
x1 += 0.1;
x2 -= 0.1;
if (y1 * y2 == 0)
{
Console.WriteLine("{0},{1}", x1, x2);
}