1.

The domain of the function \[f(x)={{\log }_{3+x}}({{x}^{2}}-1)\] is [Orissa JEE 2003]           

A.            \[(-3,\ -1)\cup (1,\ \infty )\]
B.            \[[-3,\ -1)\cup [1,\ \infty )\]
C.            \[(-3,\ -2)\cup (-2,\ -1)\cup (1,\ \infty )\]                    
D.            \[[-3,\ -2)\cup (-2,\ -1)\cup [1,\ \infty )\]
Answer» D.            \[[-3,\ -2)\cup (-2,\ -1)\cup [1,\ \infty )\]


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