Find the Derivative Of $f ( x ) = 5 x - x ^ { 2 }$

question 7

Essay

Find the derivative of $f ( x ) = 5 x - x ^ { 2 }$ at the point $\left( \frac { 5 } { 2 } , \frac { 25 } { 4 } \right)$ .

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Intangible

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