Find the Equation of the Tangent Line to the Graph $$f ( x ) = x ^ { 2 } + 5 x \text { at } ( 4,20 )$$

Multiple Choice

Find the equation of the tangent line to the graph of f at the given point.
- $$f ( x ) = x ^ { 2 } + 5 x \text { at } ( 4,20 )$$

A) y = 2x + 5
B) y = 2x - 5
C) y = 13x - 32
D) y = 13x - 72