Table 10: Exact value of .

Int.Trapezoidal ruleMidpoint derivative Trapezoidal rule
Approximate valueErrorApproximate valueError

18.38905609892.00000000006.57686821330.1878121144
26.91280987790.52375377906.40194234950.0128862506
46.52161010940.13255401056.38988124420.0008251453