In Exercises 3942, find A -1 . Check that AA -1 = I and A -1 A
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In Exercises 39–42, find A-1. Check that AA-1 = I and A-1 A = I.
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Α = 1 -2 -1 3
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A1 AA1 1 32 AA 31 2 ...View the full answer
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