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If A is an invertible matrix of order 2, then det `(A^(-1))`is equal to(a) det (A) (B) `1/(det(A)` (C) 1 (D) 0

A

det A

B

`(1)/(det A)`

C

1

D

None of the above

Text Solution

Verified by Experts

The correct Answer is:
B
`det(A^(-1))=(1)/(det A)`
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