$\text { Find the value of the derivative (if it exists) of the function } f ( x ) = \frac { x ^ { 2 } } { x ^ { 2 } + 49 } \text { at the }$

question 73

Multiple Choice

$\text { Find the value of the derivative (if it exists) of the function } f ( x ) = \frac { x ^ { 2 } } { x ^ { 2 } + 49 } \text { at the }$ extremum point . (0,0)

• A) \(\frac { 1 } { 8 }\)
• B) \(- \frac { 1 } { 8 }\)
• C) \(- 1\)
• D) 0
• E) 1

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