Advertisements
Advertisements
Question
Value of k, for which A = `[("k",8),(4,2"k")]` is a singular matrix is:
Options
4
−4
±4
0
MCQ
Solution
±4
Explanation:
As A is singular matrix
|A| = 0
2k2 − 32 = 0
k = ±4
shaalaa.com
Is there an error in this question or solution?
