ia Find the value of the Lagrange polynomial at and the relative error in the approximation of by
b Show your work by filling in the standard table for the method showing the process of evaluation of the Lagrange polynomial at the given point:
table
c Accordingly,
and the relative error in question is given by
~~
ii Find the value of the Lagrange polynomial at and the relative error in the approximation of by
Proceed then as in the previous part by filling in the standard table
table
and by providing the required values:
~~