Question

Q.1) Without expanding evaluate the following
determinants.
1 a b+c 2 3 4 2 7 65
i) 1 b c +a ii) 5 6 8 iii) 3 8 75
1 c atb 6x 9x 12 x 5 9 86
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Answer 1

Answer:

answer is written in notebook......