- $f ( x ) = \frac { 6 } { x + 8 }$

question 268

Multiple Choice

$$\text { Use the formula } f ^ { \prime } ( x ) = \lim _ { z \rightarrow x } \frac { f ( z ) - f ( x ) } { z - x } \text { to find the derivative of the function. }$$
- $f ( x ) = \frac { 6 } { x + 8 }$

• A)\( - \frac { 6 } { ( x + 8 ) }\)
• B) \(- \frac { 6 } { x ^ { 2 } }\)
• C) \(\frac { 6 } { ( x + 8 ) ^ { 2 } }\)
• D)\( - \frac { 6 } { ( x + 8 ) ^ { 2 } }\)

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