Question

Find the value of expression $2\sqrt{2}+\sqrt{2}$

• A. $4\sqrt{2}$
• B. $3\sqrt{2}$
• C. $2\sqrt{2}$
• D. None of these

Answer 1

The correct option is B

$3\sqrt{2}$

Like surds can be added, i.e., $2\sqrt{2}+\sqrt{2}$

$=\sqrt{2}(2+1)$

$=3\sqrt{2}$