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int(0)^(na)f(x)dx=nint(0)^(a)f(x)dx if-...

`int_(0)^(na)f(x)dx=nint_(0)^(a)f(x)dx` if-

A

`f(a-x)=f(x)`

B

`f(n+x)=f(x)`

C

`f(n-x)=f(x)`

D

`f(a+x)=f(x)`

Text Solution

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The correct Answer is:
D
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