Use the Sequence Feature of a Graphing Calculator to Evaluate

question 1

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 railroad bridge is built over a V-shaped canyon. If the supports are 8 feet long at each end, the center support is 264 feet long, and the supports increase in length by 2 feet with each support
(from 8 feet to 264 feet) , what is the total length of all the supports?

• A) 34,816 ft
• B) 34,824 ft
• C) 34,822 ft
• D) 34,826 ft

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Definitions:

Pygmalion Effect

A psychological phenomenon where higher expectations lead to an increase in performance.

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A cognitive bias where an observer's overall impression of a person, company, brand, or product influences feelings and thoughts about that entity's character or properties.

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