Questions
Let A be an invertible matrix, which of the following is not true?
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a
(A')-1=(A-1)'
b
A-1=|A|-1
c
(A2)–1 = (A–1)2
d
None of these
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Correct option is B
A–1 = |A|–1 is not true, as L.H.S. is a matrix and R.H.S. is a number.Similar Questions
If is a matrix satisfying the equation then
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