\( \definecolor{colordef}{RGB}{249,49,84} \definecolor{colorprop}{RGB}{18,102,241} \)
Courses
About
Login
Register
What type of special matrix is \(\mathbf{A}=\begin{pmatrix}1&0&0 \\0&1&0 \\0&0&1 \end{pmatrix}\)?
A square matrix
A column matrix
A zero matrix
An identity matrix
Exit