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If A is an invertible matrix …

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If A is an invertible matrix of order 2, then det is equal (A-1) to
  • 2 answers

Lovejit Singh Vadhan 1 month, 2 weeks ago

Next step is |AA-1|=|1| Next, |A| |A-1|=|1| Next, |A-1|=1/|A|

Lovejit Singh Vadhan 1 month, 2 weeks ago

We have property that AA-1 =1
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