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If f(x)=overset(x)underset(0)int(sint)/(...

If `f(x)=overset(x)underset(0)int(sint)/(t)dt,xgt0,` then

A

F(x) has local maxima at `x = npi (n = 2k, k in 1^(+))`

B

F(x) has local minima at `x = npi (n = 2k, k in 1^(+))`

C

F(x) has neither maxima nor minima at `x = npi (n in 1^(+))`

D

F(x) has local maxima at `x = npi (n=2k-1, k in 1^(+))`

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The correct Answer is:
B, D
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