Sheet1XF(X)f[xi,xj]f[xi,xj,xk]f[xi,xj,xk,xl]f[xi,xj,xk,xl,xm]f[xi,xj,xk,xl,xm,xn]f[xi,xj,xk,xl,xm,xn,xo]X0100.24-0.040.0044285714-0.00047023810.0000436905-0.0000026677XI30.480.12-0.0090.0006666667-0.00003333330.0000010073X240.60.075-0.0050.0003333333-0.0000192308X380.90.05-0.0020.0000833333X490.950.04-0.00125X5131.110.03X6171.23

(X-X0)(X-Xn-1)perkalian(X-X0)1-12-1284-924(X-X1)-1(X-X2)-2(X-X3)-6(X-X4)-7(X-X5)-11

hasil perkalian antara fungsi pada tabel dengan tabel perkalian diatas berdasarkan rumusF(x) :00.240.040.00885714290.00564285710.003670.0024649519hasil dari f(2) yaitu :0.3006349519