Function f1(x As Integer, y As Integer) As Double
f1 = Sqr(x * x + y * y)
End Function
Function f2() As Double
Const PI = 3.1415926
f2 = Cos(30 * PI / 180) * Cos(30 * PI / 180) - Sin(30 * PI / 180) * Sin(30 * PI / 180)
End Function
Function f3(x As Integer) As Double
f3 = 1 + x / (1 + x / (x + 1))
End Function
Function f4(x As Integer) As Double
Const e = 2.7182818
f4 = Log(x) / Log(10) + e * e * e / ((x * x) ^ (1 / 3))
End Function
Function f5(x1 As Integer, x2 As Integer, x3 As Integer) As Double
f5 = Sqr(Abs(2 * x1 + 3 * x2 * x3))
End Function
Function f6(x As Integer, y As Integer, z As Integer) As Double
Const PI = 3.1415926
Const e = 2.7182818
f6 = Log((e ^ (x * y) + Abs(1 / Tan(z * PI / 180) + Sin(x * PI / 180) * Sin(x * PI / 180) * Sin(x * PI / 180))) / (x + y + z)) / Log(e)
End Function
