Eigenvalues of a 2×2 matrix

ComputeEigenvaluesThe characteristic polynomial

Find all eigenvalues of

A = \begin{pmatrix} 4 & 1 \\ 2 & 3 \end{pmatrix}.

Enter them as a set, for example $\{1, 7\}$ .

Enter a set, for example {1, 2}.

Eigenvalues of a 2×2 matrix · Proofwise

ComputeEigenvaluesThe characteristic polynomial

Find all eigenvalues of

A = \begin{pmatrix} 4 & 1 \\ 2 & 3 \end{pmatrix}.

Enter them as a set, for example $\{1, 7\}$ .

Enter a set, for example {1, 2}.