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# (Solved): Let A Be An Invertible Square Matrix, And Let Î» Be A Non-zero Real Number. Prove That (Î»A)-1 = ( 1...

Let A be an invertible square matrix, and let Î» be a non-zero
real number. Prove that (Î»A)^{-}^{1} = ( 1/Î»
)(A^{-}^{1} ).

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