Use the Sequence Feature of a Graphing Calculator to Evaluate $$a _ { n } = \sqrt { 8 } n + \sqrt { 5 }$$

question 290

Multiple Choice

Use the sequence feature of a graphing calculator to evaluate the sum of the first 10 terms of the arithmetic sequence.
Round to the nearest thousandth, if necessary.
- $$a _ { n } = \sqrt { 8 } n + \sqrt { 5 }$$

• A) \(211.273\)
• B) \(149.640\)
• C) \(172.860\)
• D) \(177.924\)

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Definitions:

Rectus Abdominis

A long muscle in the front of the abdomen that assists in breathing and stabilizes the core during movements.

External Oblique

A muscle in the abdomen that forms part of the abdominal wall, helping in the rotation and lateral flexion of the trunk.

Sternomastoid

Also known as the sternocleidomastoid muscle, it is a prominent muscle in the neck that plays a key role in rotating and flexing the head.