The function \[f(x)=\frac{{{x}^{2}}}{{{e}^{x}}}\] monotonically increasing if

\[x\in (-\infty ,0)\cup (2,\infty )\]

The function \[f(x)=\frac{{{x}^{2}}}{{{e}^{x}}}\] monotonically increa

1.	The function \[f(x)=\frac{{{x}^{2}}}{{{e}^{x}}}\] monotonically increasing if
A.	x < 0 only
B.	x > 2 only
C.	0 < x < 2
D.	\[x\in (-\infty ,0)\cup (2,\infty )\]
Answer» D. \[x\in (-\infty ,0)\cup (2,\infty )\]

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The function \[f(x)=\frac{{{x}^{2}}}{{{e}^{x}}}\] monotonically increasing if

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