Find the Derivative of the Function Using the Definition of Derivative

question 167

Multiple Choice

Find the derivative of the function using the definition of derivative.
- $$f ( x ) = x ^ { 3 } + 5 x$$

• A) \(f ^ { \prime } ( x ) = x ^ { 2 } + 5\)
• B) \(f ^ { \prime } ( x ) = 3 x ^ { 2 } + 5 x\)
• C) \(f ^ { \prime } ( x ) = 3 x ^ { 2 }\)
• D) \(f ^ { \prime } ( x ) = 3 x ^ { 2 } + 5\)

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