CBSE Class 12-science Answered
A square matrix of order 3 has |A|=6 , find |A.adjA|
Asked by mittalishita2002 | 23 Jan, 2020, 08:11: PM
Expert Answer
A square matrix of order 3 has |A|=6 .
|adjA| =|A|n-1 = |A|3-1 =|A|2 = 62 = 36
|A.adjA| = |A||adjA| = 6 × 36 = 216
Answered by Yasmeen Khan | 24 Jan, 2020, 10:47: AM
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