An matrix is rank deficient if its rank is less than The rosser matrix is often used for testing, and we will have occasion to use it later in this book. Assign to be the rosser matrix using the...

An

matrix is rank deficient if its rank is less than

The

rosser matrix is often used for testing, and we will have occasion to use it later in this book. Assign

to be the rosser matrix using the MATLAB command

Is

rank deficient

Using your answer to

is A invertible
Try to find the inverse using the MATLAB command inv.

Is A symmetric