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Chapter 12: Q. 53 (page 817)
The sum of the first 120 terms of the sequence 14, 16, 18, 20...鈥�
The sum of the first 120 terms of the Arithmetic sequence is 15960
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Find the polar equation of a circle with center at that passes through the pole. What is the rectangular equation?
Find x so that x, x + 2, and x + 3 are consecutive terms of a geometric sequence.
True or False: In a geometric sequence the common ratio is always a positive number.
You have just signed a 7-year professional football league contract with a beginning salary of \(2,000,000 per year. Management gives you the following options with regard to your salary over the 7 years.
1. A bonus of \)100,000 each year
2. An annual increase of 4.5% per year beginning after 1 year
3. An annual increase of $95,000 per year beginning after 1 year
Which option provides the most money over the 7-year
period? Which the least? Which would you choose? Why?
Creating a Mosaic A mosaic is designed in the shape of an equilateral triangle, 20 feet on each side. Each tile in the mosaic is in the shape of an equilateral triangle, 12 inches to a side. The tiles are to alternate in color as shown in the illustration. How many tiles of each color will be required?
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