JEE Math Practice Question
The imaginary part of $${\left( {3 + 2\sqrt { - 54} } \right)^{{1 \over 2}}} - {\left( {3 - 2\sqrt { - 54} } \right)^{{1 \over 2}}}$$ can be :
- A.-2$$\sqrt 6 $$
- B.6
- C.$$\sqrt 6 $$
- D.-$$\sqrt 6 $$
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