# Recent questions tagged invertible

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Let $A$ and $B$ be two square invertible matrices of the same order. Then $\left((A B)^{T}\right)^{-1}$ is equal to
Let $A$ and $B$ be two square invertible matrices of the same order. Then $\left((A B)^{T}\right)^{-1}$ is equal toLet $A$ and $B$ be two square invertible matrices of the same order. Then $\left((A B)^{T}\right)^{-1}$ is equal to &nbsp; A) $\left(B^{T}\right)^{- ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 When is a moving average process$MA(q)$invertible? 1 answer 50 views When is a moving average process$MA(q)$invertible?When is a moving average process$MA(q)\$ invertible? ...