UPSC NDA 2 2016 Mathematics Solved Paper

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Question : 74 of 120

Marks: +1, -0

Which one of the following statements is correct in respect of the function f(x)=x3‌sinx ?

[NDA II 2016]

It has local maximum at x=0.
It has local minimum at x=0
It has neither maximum nor minimum atx=0.
It has maximum value 1.

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