Given a and B, Determine the Least-Squares Error in the Least-Squares

Multiple Choice

Given A and b, determine the least-squares error in the least-squares solution of Ax = b.
- $$A = \left[ \begin{array} { l l } 4 & 3 \\2 & 1 \\3 & 2\end{array} \right] , b = \left[ \begin{array} { l } 3 \\0 \\1\end{array} \right]$$

A) $60.2310367$
B) $2.36290781$
C) $162.109188$
D) $0.40824829$