Simplify the surd completely

MATHEMATICS · Single correct · CBSE · Mathematics · A Square and A Cube · A Square and A Cube

Problem

Simplify the surd

3\sqrt{56}

completely (1) A:

12\sqrt{14}

(2) B:

5\sqrt{14}

(3) C:

6\sqrt{14}

(4) D:

6\sqrt{28}

(5) E: None of these