JEE Main 9 April 2017 Paper Solved Paper

Section: Mathematics

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Question : 72 of 90

Marks: +1, -0

The function f defined by f(x)=x3−3x2+5x+7, is :

[Main 9 April 2017]

increasing in R.
decreasing in R.
decreasing in (0,∞) and increasing in (−∞,0).
increasing in (0,∞) and decreasing in (−∞,0).

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