Use the Sequence Feature of a Graphing Calculator to Evaluate

question 313

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.
-During the first day of an epidemic 7000 people get sick, during the second day 14,000 people get sick, and so on with the number of people getting sick increasing by 7000 each day. The epidemic
Peaks after 30 days with 7000 fewer people getting sick on the 31st day than on the 30th day, and so
Forth. What is the total number of people who get sick?

• A) 6,510,000
• B) 6,300,000
• C) 6,405,000
• D) 6,090,000

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Definitions:

Reversibility

The understanding that certain operations or actions can be done and then undone, returning to the original state, a concept crucial in cognitive development.

Preoperational Stage

A developmental phase, posited by Jean Piaget, where children from ages 2 to 7 engage in symbolic play and struggle with logic and taking the perspective of others.

Egocentric

In cognitive development, the inability to differentiate between one’s own perspective and someone else’s perspective.

Sensorimotor Period

The stage of cognitive development in early childhood characterized by the integration of sensory and motor activities.