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Let A be a nonsingular square matrix of order 3 × 3. Then |adj A| is equal to ______. - Mathematics

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प्रश्न

Let A be a nonsingular square matrix of order 3 × 3. Then |adj A| is equal to ______.

विकल्प

  • |A|

  • |A|2

  • |A|3

  • 3|A|

MCQ
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उत्तर

Let A be a nonsingular square matrix of order 3 × 3. Then |adj A| is equal to |A|2.

Explanation:

Offended, we know that |adj A| = |A|n−1 where n = 3

∴ |adj A| = |A|2

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  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 4: Determinants - Exercise 4.5 [पृष्ठ १३२]

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एनसीईआरटी Mathematics Part 1 and 2 [English] Class 12
अध्याय 4 Determinants
Exercise 4.5 | Q 17 | पृष्ठ १३२

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