double x = 2.3, y = 5.6, z= 3.4;
Console.WriteLine((Math.Pow(x, 2)*y*z - 3.3*Math.Abs(x + Math.Pow(4, 1/4.0))) / (Math.Pow(10, 7) + Math.Pow(Math.Log(4, Math.E), 1 / 4.0)));

Console.WriteLine(1/4.0);