Find the Derivative of the Function at the Given Value $$f ( x ) = x ^ { 3 } - 20 ; x = 3$$

question 8

Multiple Choice

Find the derivative of the function at the given value of x.
- $$f ( x ) = x ^ { 3 } - 20 ; x = 3$$

• A) 27
• B) 81
• C) -7
• D) 9

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Definitions:

Myosin Myofilaments

Thick filaments in muscle cells composed of the protein myosin, playing a central role in muscle contraction by interacting with actin filaments.

A Bands

The dark-staining regions of a sarcomere, found in striated muscle fibers, where thick and thin filaments overlap.

Contracted Muscle

A state of muscle that is actively shortened, typically in response to a nerve impulse, facilitating movement.

Muscle Activity

The action of muscle fibers contracting and relaxing, which results in movement or the maintenance of posture.