Q$1).$ For the tensors given below use hand calculations to compute the following quantities

$($a$)a_{ii}$

$($b$)a_{ij}$

$($c$)a_{Pj}{b}_j$

$a_{i,j}=\left[\begin{array}{ccc}1& 1& 0\\ 0& 4& 2\\ 0& 1& 1\end{array}\right],b_i=\left[\begin{array}{c}0\\ 1\\ 2\end{array}\right]$