answersLogoWhite

0

If it is not a square matrix.

You cannot invert a square matrix if it is singular. That means that at least one of the rows of the matrix can be expressed as a linear combination of the other rows.

A simple test is that a matrix cannot be inverted if its determinant is zero.

User Avatar

Wiki User

11y ago

Still curious? Ask our experts.

Chat with our AI personalities

JordanJordan
Looking for a career mentor? I've seen my fair share of shake-ups.
Chat with Jordan
JudyJudy
Simplicity is my specialty.
Chat with Judy
TaigaTaiga
Every great hero faces trials, and you—yes, YOU—are no exception!
Chat with Taiga

Add your answer:

Earn +20 pts
Q: When can you not invert a matrix?
Write your answer...
Submit
Still have questions?
magnify glass
imp