Current time:0:00Total duration:14:27

0 energy points

# Determining invertible matrices

Sal shows why a matrix is invertible if and only if its determinant is not 0. Created by Sal Khan.

If you're seeing this message, it means we're having trouble loading external resources for Khan Academy.

If you're behind a web filter, please make sure that the domains ***.kastatic.org** and ***.kasandbox.org** are unblocked.

Main content
# Determining invertible matrices

Current time:0:00Total duration:14:27

0 energy points

Sal shows why a matrix is invertible if and only if its determinant is not 0. Created by Sal Khan.