UPSC NDA II 2015 Mathematics Solved Paper

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Question : 79 of 120

Marks: +1, -0

The function f(x)=

x2

ex

is monotonically increasing if

[NDA II 2015]

x<0 only
x>2 only
0<x<2
x∊(−∞,0)∪(2,∞)

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