Ononot — What is the sum of the eigenvalues of A = \begin{pmatrix} 1

Guest Session: 1 Question Remaining. Create Account to save progress.

Eigenvalues & Eigenvectorsmedium

0:00.0

What is the sum of the eigenvalues of $A = \begin{pmatrix} 1 & 2 \\ 3 & 4 \end{pmatrix}$ ?