Express the Sum Using Summation Notation $\sum _ { k = 3 } ^ { 6 } 9 k$

question 26

Multiple Choice

Express the sum using summation notation.
- $\sum _ { k = 3 } ^ { 6 } 9 k$

• A) 81
• B) 108
• C) 54
• D) 162

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Definitions:

Increased Body Fat

Refers to a higher than normal amount of fat in the body, which can lead to various health issues.

Muscle Mass

The total amount of skeletal muscle in the body, which can be increased through exercise and affects metabolism and physical strength.

Voluntary Muscle

Muscle tissue that is controlled consciously, such as skeletal muscles that move parts of the body.

Smooth

A texture or quality that is even and uninterrupted by marked changes or disturbances, often used to describe surfaces, movements, or flavors.