BITSAT 2017 Slot 2 Solved Paper

Section: Mathematics

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Question : 129 of 150

Marks: +1, -0

Let f(x)=−2x3+21x2−60x+41, then

f(x) is decreasing in (−∞,1)
f(x) is decreasing in (−∞,2)
f(x) is increasing in (−∞,1)
f(x) is increasing in (−∞,2)

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