Q 1632445332.     If `A` is an invertible matrix of order `n` and `k` is any positive

real number, then the value of `[det(kA)]^(-1) det (A)` is

DSSB 2015 Paper 1
A

`k^(-n)`

B

`k^(-1)`

C

`k^(n)`

D

`nk`

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