Find the Derivative $$y = 6 x ^ { - 2 } + 14 x ^ { 3 } - 4 x$$

question 488

Multiple Choice

Find the derivative.
- $$y = 6 x ^ { - 2 } + 14 x ^ { 3 } - 4 x$$

• A) \(- 12 x ^ { - 3 } + 42 x ^ { 2 }\)
• B) \(- 12 x ^ { - 3 } + 42 x ^ { 2 } - 4\)
• C) \(- 12 x ^ { - 1 } + 42 x ^ { 2 } - 4\)
• D) \(- 12 x ^ { - 1 } + 42 x ^ { 2 }\)

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