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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1 A = 4 5 3-2 -7 -8 13 16
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3 2 1 0 04RR 13 7 0 1 05R R3 8 0 0 1 4 5 16 132 100 01 14 10 01 2 5 0 1 1 05 1...View the full answer
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