2×2 Matrix Determinant
Determinant and inverse of a 2×2 matrix (ad − bc).
Determinant
10
det = ad − bc
Invertible?
Yes
Trace (a + d)
10
1/det
0.1
Inverse matrix (1/det × adjugate)
| Col 1 | Col 2 | |
|---|---|---|
| Row 1 | 0.6 | -0.7 |
| Row 2 | -0.2 | 0.4 |
Determinant and inverse of a 2×2 matrix (ad − bc).
Determinant
10
det = ad − bc
Invertible?
Yes
Trace (a + d)
10
1/det
0.1
Inverse matrix (1/det × adjugate)
| Col 1 | Col 2 | |
|---|---|---|
| Row 1 | 0.6 | -0.7 |
| Row 2 | -0.2 | 0.4 |