Geometric mean of 7,7^(2), 7^(3) ,………....

Geometric mean of `7,7^(2), 7^(3) ,……….7^(n)` is

A

`7^((n+1)/2)`

B

`7^(n/2)`

C

`7^((n-1)/2)`

D

None of these

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The correct Answer is:

A

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