Determine All Critical Points for the Function $$f ( x ) = 20 x ^ { 3 } - 3 x ^ { 5 }$$

question 36

Multiple Choice

Determine all critical points for the function.
- $$f ( x ) = 20 x ^ { 3 } - 3 x ^ { 5 }$$

• A) \(x = 2\)
• B) \(x = - 2\)
• C) \(x = - 2\) and \(x = 2\)
• D) \(x = 0 , x = - 2\), and \(x = 2\)

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