Solve the Formula for the Indicated Letter $$v ^ { 2 } = 2 a s \text { for } v$$

Multiple Choice

Solve the formula for the indicated letter. Assume that all variables represent nonnegative numbers.
- $$v ^ { 2 } = 2 a s \text { for } v$$

A) $v = \sqrt { \frac { 2 a } { s } }$
B) $v = \sqrt { 2 a s }$
C) $v = 2 a \sqrt { s }$
D) $v = \frac { 2 a } { s }$