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Let `S` be the sum, `P` be the product and `R` be the sum of the reciprocals of 3 terms of a G.P. then `P^2R^3: S^3` is equal to `1:1` (b) `(com monr a t io)^n :1` `(F i r s tt e r m)^2(com monr a t io)^2` (d) None of these

A

`1:1`

B

`("common ratio")^(n):1`

C

`("first term")^(2) : ("common ratio")^(2)`

D

None of the above

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A
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