What will be nature of the f(x) = 10 – 9x + 6x2 – x3 for 1 < x < – McqOptions

MCQOPTIONS

1.	What will be nature of the f(x) = 10 – 9x + 6x2 – x3 for 1 < x < 3?
A.	Decreases
B.	Increases
C.	Cannot be determined for 1 < x < 3
D.	A constant function
Answer» C. Cannot be determined for 1 < x < 3

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