If int f(x) dx = f(x), then int {f(x)}^(...

If `int f(x) dx = f(x)`, then `int {f(x)}^(2) dx =`

A

`1/2 {f(x)}^(2)`

B

`{f(x)}^(3)`

C

`({f(x)}^(3))/(3)`

D

`{f(x)}^(2)`

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The correct Answer is:

A

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