If A = 1/(5!6!7!)[5! 6! 7!; 6! 7! 8!;...]... | Matrices

JEE MAIN 2023

10-4-2023 S2

Question

If $A=\frac{1}{5!6!7!}\left[\begin{array}{lll}5! & 6! & 7! \\ 6! & 7! & 8! \\ 7! & 8! & 9!\end{array}\right]$, then $|\operatorname{adj}(\operatorname{adj}(2 A))|$ is equal to :

Select the correct option:

212

220

216

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

Question Tags

JEE Main

Mathematics

Medium

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