Find the indicated derivative and simplify. 
for 
Definitions:
Negatively Related
A term describing two variables that move in opposite directions, where an increase in one leads to a decrease in the other.
Slopes Downward
Describes a line or curve on a graph that decreases in value as it moves from left to right, indicating a negative relationship between two variables.
Curve
A line on a graph, which may be curved or straight, that depicts a relationship between two variables.
Two-Dimensional Graph
A visual representation of data on two axes, typically used to display the relationship between two variables.
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