CUET Preparation Today
CUET
-- Mathematics - Section A
Matrices
If for the non-singular matrix \(A,A^2=I\), then find \(A^{-1}\)
\(A\)
\(I\)
\(0\)
None of these
Since \(A\) is invertible and \(A^2=I\). Multiply both sides with \(A^{-1}\).