A good companion book for this course for the purpose of Matlab programming in Numerical Analysis is the book by Cleve Moler: "Numerical Computing with Matlab". The entire book is available online for free as a collection of pdf files. The Matlab codes for all the programs are also available online.
The Material is available at http://www.mathworks.com/moler/index_ncm.html
An exerpt from a Matlab Companion for Multivariable Calculus by Jeffery Cooper, is available online on Jeffery Cooper's webpage at
http://www-users.math.umd.edu/~jec/matlabintro.pdf
There are many books. Check: A guide to Matlab: for Beginners and Experienced Users by Hunt Lipsman, and Rosenberg