CBSE Class 12-science Answered
evaluate (solve each and every part) each determinant
67 19 21 29 26 22 102 18 36
39 13 14 (b) 25 31 27 (c) 1 3 4
81 24 26 63 54 46 17 3 6
(d)
12 22 32
22 32 42
32 42 52
Asked by haroonrashidgkp | 10 Apr, 2018, 20:44: PM
![begin mathsize 16px style straight D equals open vertical bar table row 29 26 22 row 25 31 27 row 63 54 46 end table close vertical bar
straight C subscript 1 space minus space straight C subscript 2 space and space straight C subscript 2 space minus space straight C subscript 3
straight D equals open vertical bar table row 3 4 22 row cell negative 6 end cell 4 27 row 9 8 46 end table close vertical bar
Taking space common space 3 space from space straight C subscript 1 space and space 4 space from space straight C subscript 2 space
straight D equals 3 cross times 4 open vertical bar table row 1 1 22 row cell negative 2 end cell 1 27 row 3 2 46 end table close vertical bar
straight C subscript 1 space minus space straight C subscript 2 space
straight D equals 12 open vertical bar table row 0 1 22 row cell negative 3 end cell 1 27 row 1 2 46 end table close vertical bar
Expanding space determinant space you space will space get space answer space as space 72. end style](https://images.topperlearning.com/topper/tinymce/cache/75ba9b44f6340bcb04bca6edef3ba481.png)
Answered by Sneha shidid | 11 Apr, 2018, 11:52: AM
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