What is the Frobenius inner product of A=(1234)A = \begin{pmatrix} 1 & 2 \\ 3 & 4 \end{pmatrix}A=(1324) and B=(0110)B = \begin{pmatrix} 0 & 1 \\ 1 & 0 \end{pmatrix}B=(0110)?
5
0
10
7