Inverse of a Matrix

Rarely Tested

If $$\det(A) \neq 0$$, inverse exists:

$$A^{-1} = \frac{1}{\det(A)} \mathrm{adj}(A)$$.

No related questions available for this formula yet.

Go back to topics

Join CAT 2026 course by 5-Time CAT 100%iler

Start your IIM journey with the right preparation and crack CAT 2026.