JEE MAIN - Mathematics Hindi (2021 - 26th August Evening Shift - No. 6)
फ़ंक्शन $${{\mathop{\rm cosec}\nolimits} ^{ - 1}}\left( {{{1 + x} \over x}} \right)$$ का परिमाण क्षेत्र है:
$$\left( { - 1, - {1 \over 2}} \right] \cup (0,\infty )$$
$$\left[ { - {1 \over 2},0} \right) \cup [1,\infty )$$
$$\left( { - {1 \over 2},\infty } \right) - \{ 0\} $$
$$\left[ { - {1 \over 2},\infty } \right) - \{ 0\} $$
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