Key Concept Activity Lab Workbook For Path To College Mathematics
1st Edition
ISBN: 9780134618548
Author: Elayn Martin-Gay
Publisher: PEARSON
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Textbook Question
Chapter E, Problem 14ES
Write en equation to describe each variation Use
varies directly as
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Write an equation to describe the variation. Use k for the constant of proportionality.
u varies inversely as t^2
Write an equation to describe the variation. Use k for the constant of proportionality.
r varies inversely as x
Chapter E Solutions
Key Concept Activity Lab Workbook For Path To College Mathematics
Ch. E - Write a direct variation equation, y=kx, that...Ch. E - Write a direct variation equation, y=kx, that...Ch. E - Write a direct variation equation, y=kx, that...Ch. E - Write a direct variation equation, y=kx, that...Ch. E - Write a direct variation equation, y=kx, that...Ch. E - Write a direct variation equation, y=kx, that...Ch. E - Write a direct variation equation, y=kx, that...Ch. E - Write a direct variation equation, y=kx, that...Ch. E - Write an inverse variation equation, y=kx, that...Ch. E - Write an inverse variation equation, y=kx, that...
Ch. E - Write an inverse variation equation, y=kx, that...Ch. E - Write an inverse variation equation, y=kx, that...Ch. E - Write en equation to describe each variation Use k...Ch. E - Write en equation to describe each variation Use k...Ch. E - Write en equation to describe each variation Use k...Ch. E - Write en equation to describe each variation Use k...Ch. E - Write en equation to describe each variation Use k...Ch. E - Write en equation to describe each variation Use k...Ch. E - Write en equation to describe each variation Use k...Ch. E - Write en equation to describe each variation Use k...Ch. E - Write en equation to describe each variation Use k...Ch. E - Write en equation to describe each variation Use...Ch. E - Solve. See Examples 2, 5, and 6. y varies directly...Ch. E - Solve. See Examples 2, 5, and 6. y varies directly...Ch. E - Solve. See Examples 2, 5, and 6. y varies directly...Ch. E - Solve. See Examples 2, 5, and 6. y varies directly...Ch. E - Solve. See Examples 2, 5, and 6. z varies directly...Ch. E - Solve. See Examples 2, 5, and 6. s varies directly...Ch. E - Solve. See Examples 2, 5, and 6. a varies...Ch. E - Solve. See Examples 2, 5, and 6. p varies...Ch. E - Solve. If needed, round money amounts to 2 decimal...Ch. E - Solve. If needed, round money amounts to 2 decimal...Ch. E - Solve. If needed, round money amounts to 2 decimal...Ch. E - Solve. If needed, round money amounts to 2 decimal...Ch. E - The distance a spring stretches varies directly...Ch. E - The weight of an object varies inversely as the...Ch. E - For a constant distance, the rate of travel varies...Ch. E - The distanced that an object fails is directly...Ch. E - The distance needed for a car to stop d, is...
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- Neglecting air resistance, the distance s an object falls varies directly as the square of the duration t of the fall. An object falls a distance of 144 feet in 3 seconds. How far does it fall in 6 seconds?arrow_forwardThe force needed to break a board varies inversely with its length. Richard uses 24 pounds of pressure to break a 2-foot long board. a. Write the equation of variation. b. How many pounds of pressure is needed to break a 5-foot long board?arrow_forwardElectrical resistance The resistance of a wire varies directly as the length of the wire and inversely as the square of its diameter. A 1000-foot length of wire, 0.05 inch in diameter, has a resistance of 200 ohms. What would be the resistance of a 1500-foot length of wire that is 0.08 inch in diameter.arrow_forward
- Automobile collisions The energy dissipated in an auto mobile collision varies directly with the square of the speed. By what factor does the energy increase in a 50-mph collision compared with a 20-mph collision?arrow_forwardThe area of a circle varies directly as the square of the radius. A circular pizza with a radius of 6 inches has an area of 113.04 square Inches. a. Write the equation that relates the area to the radius. b. What is the area of a pizza with a radius of 9 Inches?arrow_forwardXander’s new business found that the daily demand for its product was inversely proportional to the price, p. When the price is $5, the demand is 700 units. (a) Write the equation of variation. (b) What is the demand if the price is raised to $7?arrow_forward
- The distance an object falls is directly proportional to the square of the time it falls. A ball falls 144 feet in 3 seconds. a. Write the equation that relates the distance to the time. b. How far will an object fall in 4 seconds?arrow_forwardA car’s value varies inversely with its age. Elena bought a two-year-old car for $20,000. a. Write the equation of variation. b. What will be the value of Elena’s car when it is 5 years old?arrow_forwardThe time required to empty a pool varies inversely as the rate of pumping. It took Lucy 2.5 hours to empty her pool using a pump that was rated at 400 gpm (gallons per minute). a. Write the equation of variation. b. How long will it take her to empty the pool using a pump rated at 500 gpm?arrow_forward
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