1.

$$\sqrt {6 - 4\sqrt 3+ \sqrt {16 - 8\sqrt 3 } } $$is equal to = ?

A. ${\text{1}} - \sqrt 3 $$
B. $\sqrt 3- 1$$
C. ${\text{2}}\left( {2 - \sqrt 3 } \right)$$
D. ${\text{2}}\left( {2 + \sqrt 3 } \right)$$
Answer» C. ${\text{2}}\left( {2 - \sqrt 3 } \right)$$


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