Advertisements
Advertisements
प्रश्न
Find K if the following matrices are singular.
`[(7, 3),(-2, "K")]`
बेरीज
Advertisements
उत्तर
Let A = `[(7, 3),(-2, "K")]`
Since A is a singular matrix,
|A| = 0
∴ `|(7, 3),(-2, "K")|` = 0
∴ 7K + 6 = 0
∴ 7K = – 6
∴ K = `(-6)/(7)`.
shaalaa.com
Determinant of a Matrix
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
