0000:00:00:00:00Start14Number 14ExplanationGiven the matrix P=(3−x−563)\mathbf{P} = \begin{pmatrix} 3 - x & -5 \\ 6 & 3 \end{pmatrix}P=(3−x6−53). If the determinant of P\mathbf{P}P is 333333, then the value of xxx is ....111222333444555
14Number 14ExplanationGiven the matrix P=(3−x−563)\mathbf{P} = \begin{pmatrix} 3 - x & -5 \\ 6 & 3 \end{pmatrix}P=(3−x6−53). If the determinant of P\mathbf{P}P is 333333, then the value of xxx is ....111222333444555
