QuestionConsider P=15[34−43]P=\frac15\begin{bmatrix}3&4\\-4&3\end{bmatrix} and Q=15[3−443]Q=\frac15\begin{bmatrix}3&-4\\4&3\end{bmatrix}. Let AA be any 2×22\times2 matrix and B=PAQB=PAQ. Which statement is true?
