$$\frac{{{6^2} + {7^2} + {8^2} + {9^2} + {{10}^2}}}{{\sqrt {7 + 4\sqrt 3 }- \sqrt {4 + 2\sqrt 3 } }}$$is equal to = ?

$$\frac{{{6^2} + {7^2} + {8^2} + {9^2} + {{10}^2}}}{{\sqrt {7 + 4\sqrt

1.	$$\frac{{{6^2} + {7^2} + {8^2} + {9^2} + {{10}^2}}}{{\sqrt {7 + 4\sqrt 3 }- \sqrt {4 + 2\sqrt 3 } }}$$is equal to = ?
A.	30
B.	55
C.	05
D.	66
Answer» B. 55