% For each of the following problems, use the
vander
% function to answer the questions. Plot the data points and the
% curve you find.
%
% - Find the slope and the y-intercept of the line that passes through
% the two points $(-3.2, 1.2)$ and $(5.4,-4.3)$.
% - Find the maximum value of the parabola that passes through the three
% points
% $$(-3.2, 4.5), \quad (1.2,6.1), \quad
% (6.1,-3.4)$$
%
%
%