JEE Math Practice Question
The domain of the function $${{\mathop{\rm cosec}\nolimits} ^{ - 1}}\left( {{{1 + x} \over x}} \right)$$ is :
- A.$$\left( { - 1, - {1 \over 2}} \right] \cup (0,\infty )$$
- B.$$\left[ { - {1 \over 2},0} \right) \cup [1,\infty )$$
- C.$$\left( { - {1 \over 2},\infty } \right) - \{ 0\} $$
- D.$$\left[ { - {1 \over 2},\infty } \right) - \{ 0\} $$
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