first result

Second resultquestion3)

fray 67524+13.016773 _ 88.825*2 +250.4833x 236 3 2 - - 5 x + 59 x _ q5 5 x + ) + 1 + 115x + 1 8 8 2. ) ) Q3: Control the results you obtained for Q1 and Q2 using the following Matlab code (you may need to change the data points according to the given values): Nddp.m data=[1.0 0.7651977; 1.3 0.6200860; 1.6 0.4554022; 1.9 0.2818186; 2.2 0.1103623]; x=data(:,1); y=data(:,2); [d]=Divided_diff(x,y); d function [d]=Divided_diff(x,y) d=y; n=length(x); for j=2:n for k=n:-1.j d(k)=(d(k)-d(k-1))/(x(k)-x(k-j+1)); end end