Determinants

CBSE Class 12 · Mathematics · 30 past questions

1 of 30 · show all

1. Q9 2025

   If $A = \begin{bmatrix} -1 & 0 & 0 \\ 0 & 1 & 0 \\ 0 & 0 & 1 \end{bmatrix}$, then $A^{-1}$ is

   Try it →