Provide an Appropriate Response $y = \sqrt { x }$ At the Point Where

Multiple Choice

Provide an appropriate response.
-Find the slope of the tangent to the curve $y = \sqrt { x }$ at the point where $x = 16$ .

A) $\mathrm { m } = - \frac { 1 } { 8 }$
B) $\mathrm { m } = \frac { 1 } { 8 }$
C) $m = \frac { 1 } { 20 }$
D) $m = - \frac { 1 } { 20 }$