Question: IV. COMPUTATIONS. Answer the following arithmetic sequence and population growth problems. Show all pertinent solutions. 1. Find the sum of the arithmetic series 2, 6,

IV. COMPUTATIONS. Answer the following arithmetic sequence and population growth problems. Show all pertinent solutions.

1. Find the sum of the arithmetic series 2, 6, 10 ...., 350.

2. The first term of an arithmetic sequence is equal to 154 and the common difference is equal to -8. Find the value of the 20th term.

3. An arithmetic sequence has a common difference equal to 10 and its 6th term is equal to 52. Find its 15th term.

4. The population growth model A = 20e(0.02)(t) describes the population of the city in the Philippines in thousands, t years after 2000.What was the population of the city in 2020?

5. A house is purchased for 1 million in 2019. The value of the house is given by the exponential growth model A = 1,000,000e0.0645t. Find t when the house would be worth 5 million.

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