A square matrix of order 3 has |A|=6 , find |A.adjA|

Asked by mittalishita2002 | 23rd Jan, 2020, 08:11: PM

Expert Answer:

A square matrix of order 3 has |A|=6 .
 
|adjA| =|A|n-1 = |A|3-1 =|A| = 62 = 36
 
 
|A.adjA| = |A||adjA| = 6 × 36 = 216

Answered by Yasmeen Khan | 24th Jan, 2020, 10:47: AM