= 0.
Example 9. Find the value of the determinant
31 37 92
31 58 71.
31 55 74
Answers
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31×(58×74-55×71)-37(31×74-31×71)
+92(31×55-31×58)
=31×(3190-3905)-37(2294-2201)
+92×(1705-1798)
=98890-121055-84878+81437
+156860-165416
=337187-371349
=-34162
goodboy2003:
this is wrong answer
ohk mate
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