Cpp, Numerical Computation, Programming, Computer Science, Computation.
f(2)*[(6-1)(6-4)(6-8)]/[(2-1)(2-4)(2-8)]+ f(4)*[(6-1)(6-2)(6-8)]/[(4-1)(4-2)(4-8)]+ f(8)*[(6-1)(6-2)(6-4)]/[(6-1)(6-2)(6-4)] = 10.0476 // you can check computed value by running below code (values for different node will be computed and displayed) The source code for discuss method is depicted