Science:Math Exam Resources/Courses/MATH152/April 2011/Question A 21/Statement

Suppose that $A$ is a $12\times 12$ invertible matrix and $\mathbf {b}$ is a column vector with 12 entries. Both $A$ and $\mathbf {b}$ have been entered into MATLAB.

What command(s) would you use to compute the vector $\mathbf {x}$ that solves the linear system

$A\mathbf {x} ={\textbf {b}}$?