4. Value of k, for which A = [[k,8],[4,2...

4. Value of k, for which `A = [[k,8],[4,2k]]` is a singular matrix is:
a)`4` b) `-4`
c) `+-4` d) `0`

A

4

B

`-4`

C

`pm4`

D

0

Verified by Experts

The correct Answer is:

C

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