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Equation: 4- A computer's value declines about 7% yearly. Sally boug worth in 2009.

Equation: 4- A computer's value declines about 7% yearly. Sally boug worth in 2009.

Algebra and Trigonometry (6th Edition)
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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In 1982, the number of Starbucks was 5 shops. It has exponentially grown by 21% yearly. Let t= the number of years since 1982. Find an equation for this growth and find the number of Starbucks predicted in 2015. 33 2015 42S CI+O.21) 1982 33 Equation: 4 SCI+O.21) Answer: 2 2 6. A computer's value declines about 7% yearly. Sally bought a computer for $800 in 2005. How much is it worth in 2009. 7. A particular car is said to depreciate 15% each year. If the car new was valued at $20,000, what will it be worth after 6 years? y=a(i+r) 8. The depreciation of the value for a car is modeled by the equation y = 100,000(.85)* for x years since 2000. a. In what year was the value of the car was $61,412.50? b. In what year, will the value of the car reach 4 of its original value. A new automobile is purchased for $20,000. If V = 20,000(0.8)*, gives the car's value after x years, abou. how long will it take for the car to be worth $8,200? %3D
Transcribed Image Text:In 1982, the number of Starbucks was 5 shops. It has exponentially grown by 21% yearly. Let t= the number of years since 1982. Find an equation for this growth and find the number of Starbucks predicted in 2015. 33 2015 42S CI+O.21) 1982 33 Equation: 4 SCI+O.21) Answer: 2 2 6. A computer's value declines about 7% yearly. Sally bought a computer for $800 in 2005. How much is it worth in 2009. 7. A particular car is said to depreciate 15% each year. If the car new was valued at $20,000, what will it be worth after 6 years? y=a(i+r) 8. The depreciation of the value for a car is modeled by the equation y = 100,000(.85)* for x years since 2000. a. In what year was the value of the car was $61,412.50? b. In what year, will the value of the car reach 4 of its original value. A new automobile is purchased for $20,000. If V = 20,000(0.8)*, gives the car's value after x years, abou. how long will it take for the car to be worth $8,200? %3D
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