Given the matrix $$\left[\begin{array}{rr} 2 & 3 \\ 9 & 13 \\ \end{array}\right],$$
(a) does the inverse of the matrix exist?
Your answer is (input Yes or No) :
(b) if your answer is yes, write it as $$\left[\begin{array}{rr} a_{11} & a_{12} \\ a_{21} & a_{22} \\ \end{array}\right],$$ find
$a_{11}=$
$a_{12}=$
$a_{21}=$
$a_{22}=$