Question

The square root of $144$ is

• A. $114$
• B. $442$
• C. $12$
• D. $24$

Answer 1

Answer: (C)

$12$

$144=2\times 2\times 2\times 2\times 3\times 3$

$\sqrt{144}=\sqrt{2\times 2\times 2\times 2\times 3\times 3}=2\times 2\times 3=12$