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Statement 1: {A}={[{4}{0}{4}{2}{2}{2}{1}{2}{1}]}{B}^{{-{1}}}={

Question

Statement 1: $A = [404222121] B^{- 1} = [133143134]$ . Then $(A B)^{- 1}$ does not exist. Statement 2: Since $∣ A ∣ = 0, (A B)^{- 1} = B^{- 1} A^{- 1}$ is meaning-less.

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Statement 1:

A = [404222121] B^{- 1} = [133143134]

. Then

(A B)^{- 1}

does not exist. Statement 2: Since

∣ A ∣ = 0, (A B)^{- 1} = B^{- 1} A^{- 1}

is meaning-less.

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Question Text

Statement 1:

A = [404222121] B^{- 1} = [133143134]

. Then

(A B)^{- 1}

does not exist. Statement 2: Since

∣ A ∣ = 0, (A B)^{- 1} = B^{- 1} A^{- 1}

is meaning-less.

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