using System; // funx.cs
namespace funx1 { class funx2 
{ static void Main(string[] args)
{ double x = 90; // rextester.com/PYG11940
    Console.WriteLine("{0}  {1}", x, funx(x));
    Console.ReadKey();
}
 
public static double funx(double x)
  { double rad,a,b,c,d,e,f,funx;
    rad = x * Math.PI / 180;
    a = Math.Pow (x,1/4);
    b = Math.Sqrt(x);  // Console.WriteLine(b);
    c = Math.Cos(rad);    Console.WriteLine(c);
    d = Math.Log10(x); // Console.WriteLine(d);
    e = Math.Exp(b);
    f = Math.Log10(b) * Math.Log(e);
 
    return funx = a + b + c + d + e + f;
  }
}}
 

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