Let the determinant of a square matrix | Matrices JEE Main

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JEE MAIN 2023

15-04-2023 S1

Question

Let the determinant of a square matrix A of order m be m – n, where m and n satisfy 4m + n = 22 and 17m + 4n = 93. If det (n adj(adj(mA))) = 3a5b6c. then a + b + c is equal to:

Select the correct option:

A

96

B

101

C

109

D

84

✓ Correct! Well done.

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Solution

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