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Simplify 3+486...

Simplify 3+486

A.

32

B.

52

C.

522

D.

322

Correct answer is C

3+486=3+436

\frac{5\sqrt{3}}{\sqrt{6} = \frac{5\sqrt{3} \times \sqrt{6}}{\sqrt{6} \times \sqrt{6}}

\frac{5\sqrt{18}{6} = \frac{15\sqrt{2}}{6}

= 522