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CBSE Class 12-science Answered

If A is a 2×2 matrix such that|A|= 5. Find |4A|

Asked by denpeter4 | 30 Apr, 2019, 01:30: PM
Expert Answer
 
|4A| = 42 |A|      .... A is a 2×2 matrix

→ |4A| = 16 × 5 =  80                        .... since |A|= 5
Answered by Yasmeen Khan | 30 Apr, 2019, 02:42: PM
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