Using MATLAB, plot the value of exp(-t) vs t over the range from 0 to 5 with the function evaluated at intervals of 0.1. Save the plot and insert the screen instruction and plot into the document for your lab submission. Using MATLAB, plot the value of cos(a) vs a over the range from 0 to 6 with the function evaluated at intervals of 0.051. Save the plot and insert the screen instruction and plot into the document for your lab submission