The function \[f(x)=1-{{x}^{3}}-{{x}^{5}}\] is decreasing for [Kerala (Engg.) 2002]

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1.	The function \[f(x)=1-{{x}^{3}}-{{x}^{5}}\] is decreasing for [Kerala (Engg.) 2002]
A.	\[1\le x\le 5\]
B.	\[x\le 1\]
C.	\[x\ge 1\]
D.	All values of x
Answer» E.

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The function \[f(x)=1-{{x}^{3}}-{{x}^{5}}\] is decreasing for [Kerala (Engg.) 2002]

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