Unit 2A

Answer the question below

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For the sequence {134, 125, 116, 107, … }, what is the 103rd term?

The number of hair follicles on Mr. Kelly’s head can be modeled using a geometric sequence where the first year is year 1. The number of hair follicles on year 3 was 105,000, and the number of hair follicles on year 9 was 21,000. What was the number of hair follicles on year 7 according to the model? Round to the nearest whole number.

Answer the question below

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Answer the question below

Answer the question below

Answer the following question

Answer the following question

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Answer the following question

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Is the function increasing, decreasing, or both on its domain? Is the function concave up, concave down or does it change concavity?

• Increasing and Concave Up
• Increasing and Concave Down
• Decreasing and Concave Up
• Decreasing and Concave Down
• Both increasing and decreasing and concave up and down.