4. (a). Find the least squares approximation of e^x over the interval [0,1] by a polynomial of the form ao+a1x.
(b). Find the mean square error of the approximation.© BrainMass Inc. brainmass.com October 9, 2019, 5:52 pm ad1c9bdddf
Fourier Series, Least-Squares Approximation and Mean Square Error are investigated. The solution is detailed and well presented. The response received a rating of "5/5" from the student who originally posted the question.