Determine if A is an eigenvalue of the matrix A. A=\left[\begin{array}{ll} -13 & 5 \\ -10 & 2 \end{array}\right] \quad, \lambda=-3 A=\left[\begin{array}{cc} 13 & -4 \\ 20 & -5 \end{array}\right]

\quad, \lambda=5 A=\left[\begin{array}{cc} -4 & 11 \\ 0 & 7 \end{array}\right], \lambda=-7