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. A function f R^+rarr R^+ defined as Th...

. A function f `R^+rarr R^+` defined as Then `(f(xy))^2=x(f(y))^2` and `f(2)=6` then `f(100)` is (A) `300` (B) `30 sqrt2` (C) `50 sqrt2` (D) `100`

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