\(\sqrt{16+16}= \)

[M7MBA]

\(\sqrt{16+16}= \)

(A) \(4\sqrt2\)
(B) \(8\sqrt2\)
(C) \(16\sqrt2\)
(D) \(8\)
(E) \(16\)

Answer: A

Source: Official Guide

[Ian Stewart]

$$\sqrt{\left(16\ +\ 16\right)}=\ \sqrt{\left(2\right)\left(16\right)}\ =\ \sqrt{2\ }\sqrt{16}=\ 4\sqrt{2}$$