Express the Sum Using Summation Notation with a Lower Limit $$4 + \frac { 9 } { 2 } + 5 + \frac { 11 } { 2 } + \ldots + \frac { 15 } { 2 }$$

question 34

Multiple Choice

Express the sum using summation notation with a lower limit of summation not necessarily 1 and with k for the index of
summation.
- $$4 + \frac { 9 } { 2 } + 5 + \frac { 11 } { 2 } + \ldots + \frac { 15 } { 2 }$$

• A) \(\sum _ { k = 8 } ^ { 15 } \frac { k } { 2 }\)
• B) \(\sum _ { \mathrm { k } = 8 } ^ { 12 } \frac { \mathrm { k } } { 2 }\)
• C) \(\sum _ { k = 1 } ^ { 15 } \frac { k } { 2 }\)
• D) \(\sum _ { k = 2 } ^ { 15 } \frac { k } { 2 }\)

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Definitions:

Anaerobic Respiration

A form of respiration using electron acceptors other than oxygen, typically seen in conditions where oxygen is scarce.

Lactate

An ion or ester of lactic acid, which is produced in muscles during intense exercise as a product of anaerobic metabolism.

Muscle Fibers

The individual contractile units of muscle, consisting of bundles of specialized cells capable of contraction.

Muscle Contractions

The process by which muscle fibers shorten and generate tension in response to a stimulus, producing movement or maintaining posture.