Math Calculators
Matrix Inverse Calculator
Calculate determinant and inverse for 2x2, 3x3, and 4x4 matrices with a collapsible matrix-input section.
Choose matrix size (2x2, 3x3, or 4x4), enter all coefficients for matrix A, and the calculator computes determinant and inverse instantly.
The matrix input block is collapsible and the result fields are read-only to prevent accidental edits.
If determinant is zero, the tool correctly reports the matrix as singular and does not return an inverse.
Pick matrix size, enter values for matrix A, and get determinant and inverse immediately.
Matrix size
2x2 matrix A
Result
The inverse matrix exists and is...
[
-21
][
1.5-0.5
]