If A = `[(1,-1),(1,2)]` and  B = `[(2),(2)]`, find Adj. A`A^(-1)` and `A^(-1)` B.
Channel: Doubtnut
Date: 2020-05-09

If A = `[(1,-1),(1,2)]` and  B = `[(2),(2)]`, find Adj. A`A^(-1)` and `A^(-1)` B.