?
$$\left[ {2\sqrt {54} - 6\sqrt {\frac{2}{3}} - \sqrt {96} } \right]$$ is equal to = ?
Answer & Solution
Correct Answer:
Option
A
$$\eqalign{
& {\text{According to question,}} \cr
& 2\sqrt {54} - 6\sqrt {\frac{2}{3}} - \sqrt {96} \cr
& = \,6\sqrt 6 - 2\sqrt {\frac{2}{3} \times 9} - 4\sqrt 6 \cr
& = 6\sqrt 6 - 2\sqrt 6 - 4\sqrt 6 \cr
& = 0 \cr} $$
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