A) \[[1,4]\]
B) \[(1,4)\]
C) \[(0,5)\]
D) \[(0,5]\]
Correct Answer: A
Solution :
The function \[f(x)=\sqrt{{{\log }_{10}}\left( \frac{5x-{{x}^{2}}}{4} \right)}\] exists for\[\frac{5x-{{x}^{2}}}{4}\ge 1\Rightarrow 5x-{{x}^{2}}-4\ge 0\Rightarrow x\in [1,4]\]You need to login to perform this action.
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