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Let G1, G2 be the geometric means of two...

Let `G_1, G_2` be the geometric means of two series `x_1, x_2, ..., x_n; y_1, y_2, ..., y_n`.If `G` is the geometric mean of `x_i/y_i,` i = 1,2,... n, then `G` is equal to

A

`G_1 -G_2`

B

log ` G_1// "log" G_2`

C

log `(G_1//G_2)`

D

none of these

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The correct Answer is:
D
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