1.

Let f(x)=(x^(2)+1)/([x]).1lexle3.9. [.] denotes the greatest integer function Then

Answer»

f(x)is monotonically DECREASING in [1,3.9]
f(x) is monotonically INCREASING in [1,3.9]
the GREATEST value of f(x) is `(1)/(3)xx16.21`
the LEAST value of f(x)is 2.

Answer :C::D


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