Let \[y={{x}^{2}}{{e}^{-x}}\], then the interval in which y increases with respect to x is [MNR 1994; Kurukshetra CEE 1998]

Let \[y={{x}^{2}}{{e}^{-x}}\], then the interval in which y increases

1.	Let \[y={{x}^{2}}{{e}^{-x}}\], then the interval in which y increases with respect to x is [MNR 1994; Kurukshetra CEE 1998]
A.	\[(-\infty ,\infty )\]
B.	\[(-2,\,0)\]
C.	\[(2,\infty )\]
D.	\[(0,\,2)\]
Answer» E.

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Let \[y={{x}^{2}}{{e}^{-x}}\], then the interval in which y increases with respect to x is [MNR 1994; Kurukshetra CEE 1998]

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