0 votes 0 votes Linear Algebra testbook-test-series + – rsansiya111 asked Dec 11, 2021 rsansiya111 203 views answer comment Share Follow See 1 comment See all 1 1 comment reply srestha commented Dec 11, 2021 reply Follow Share $ABCD=I$ Take inverse both sides $B^{-1}=CDA$ $\left ( B^{-1} \right )^{T}=\left ( CDA \right )^{T}=A^{T}D^{T}C^{T}$ 1 votes 1 votes Please log in or register to add a comment.