question_answer

Domain of the function  \[f(x)\,=\sqrt{{{\log }_{0.5}}(3x-8)-lo{{g}_{0.5}}({{x}^{2}}+4)}\] is

A)  \[(0,\infty )\]           

B)  \[(-\infty 8/3)\]

C)  \[(-\,\infty ,\infty )\]        

D)  \[(8/3,\infty )\]