C#

static void Main(string[] args)
 {
     Sin mySin = new Sin();
     double sinValue = 39 * (Math.PI / 180);

     long before = DateTime.Now.Ticks;
     double good;
     for (int i = 0; i < 10000; i++)
         good = Math.Sin(sinValue);

     long after = DateTime.Now.Ticks;

     long result = after - before;

     Console.WriteLine("Sin for {0} = {1}", sinValue, good);
     Console.WriteLine("Time taken for 10k : {0}", result);

     before = DateTime.Now.Ticks;
     double bad;
     for (int i = 0; i < 10000; i++)
         bad = mySin.SinFunction(sinValue , 6);
     after = DateTime.Now.Ticks;

     result = after - before;
     Console.WriteLine("MySin for {0} = {1}", sinValue, bad);
     Console.WriteLine("Time taken for 10k : {0} ", result);

     Console.ReadLine();
 }