If \[f(x)=k{{x}^{3}}-9{{x}^{2}}+9x+3\]is monotonically increasing in each interval, then [RPET 1992; Kurukshetra CEE 2002]

If \[f(x)=k{{x}^{3}}-9{{x}^{2}}+9x+3\]is monotonically increasing in e

1.	If \[f(x)=k{{x}^{3}}-9{{x}^{2}}+9x+3\]is monotonically increasing in each interval, then [RPET 1992; Kurukshetra CEE 2002]
A.	\[k<3\]
B.	\[k\le 3\]
C.	\[k>3\]
D.	None of these
Answer» D. None of these

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If \[f(x)=k{{x}^{3}}-9{{x}^{2}}+9x+3\]is monotonically increasing in each interval, then [RPET 1992; Kurukshetra CEE 2002]

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