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Find Value of K, for which A =[(K, 8),( ...

Find Value of K, for which A =`[(K, 8),( 4, 2K)]` is a singular matrix is: .

A

4

B

-4

C

4 or -4

D

0

Text Solution

Verified by Experts

The correct Answer is:
C
For a singular matrix `abs(A)=0`
`2k^2 − 32 = 0 `
`k = +-4`
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