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lf n! ,3n! and (n+1)! are in G.P, then n...

lf `n! ,3n!` and `(n+1)!` are in G.P, then `n!, 5n!` and `(n+1)!` are in

A

AP

B

GP

C

HP

D

AGP

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The correct Answer is:
A
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