Ononot — What is the determinant of the matrix A = \begin{pmatrix} 1

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

Determinantsmedium

0:00.0

What is the determinant of the matrix $A = \begin{pmatrix} 1 & 1 & 1 \\ 2 & 2 & 2 \\ 3 & 4 & 5 \end{pmatrix}$ ?