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An expanding rectangle has a fixed width of 5 inches and an initial length of 0 inches. The length of the rectangle begins increasing at 2.1 inches per second. a. Write a formula that expresses the length of the rectangle, I (in inches), in terms of the number of seconds, t, since the rectangle began growing. 1 = 2.11 Preview b. Write a formula that expresses the perimeter of the rectangle, P (in inches), in terms of the length of the rectangle, I (in inches). P = 21+10 Preview c. Write a formula that expresses the perimeter of the rectangle, P (in inches), in terms of the number of seconds. t, since the rectangle began growing. P = 4.21 + 10 Preview d. Suppose the function g determines the perimeter of the rectangle (in inches) given a number of seconds, t, since the rectangle started growing. Write a function formula for g. 9(t) = Preview %3D

An expanding rectangle has a fixed width of 5 inches and an initial length of 0 inches. The length of the rectangle begins increasing at 2.1 inches per second. a. Write a formula that expresses the length of the rectangle, I (in inches), in terms of the number of seconds, t, since the rectangle began growing. 1 = 2.11 Preview b. Write a formula that expresses the perimeter of the rectangle, P (in inches), in terms of the length of the rectangle, I (in inches). P = 21+10 Preview c. Write a formula that expresses the perimeter of the rectangle, P (in inches), in terms of the number of seconds. t, since the rectangle began growing. P = 4.21 + 10 Preview d. Suppose the function g determines the perimeter of the rectangle (in inches) given a number of seconds, t, since the rectangle started growing. Write a function formula for g. 9(t) = Preview %3D

Elementary Algebra
Elementary Algebra
17th Edition
ISBN:9780998625713
Author:Lynn Marecek, MaryAnne Anthony-Smith
Publisher:Lynn Marecek, MaryAnne Anthony-Smith
Chapter10: Quadratic Equations
Section10.4: Solve Applications Modeled By Quadratic Equations
Problem 159E: A bullet is fired straight up from a BB gun with initial velocity 1120 feet per second at an initial...
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An expanding rectangle has a fixed width of 5 inches and an initial length of 0 inches. The length of the rectangle begins increasing at 2.1 inches per second. a. Write a formula that expresses the length of the rectangle, l (in inches), in terms of the number of seconds, t, since the rectangle began growing. 2.1t Preview b. Write a formula that expresses the perimeter of the rectangle, P (in inches), in terms of the length of the rectangle, l (in inches). P = 21+10 Preview c. Write a formula that expresses the perimeter of the rectangle, P (in inches), in terms of the number of seconds. t, since the rectangle began growing. P : 4.2t + 10 Preview d. Suppose the function g determines the perimeter of the rectangle (in inches) given a number of seconds, t, since the rectangle started growing. Write a function formula for g. g(t) = Preview
Transcribed Image Text:An expanding rectangle has a fixed width of 5 inches and an initial length of 0 inches. The length of the rectangle begins increasing at 2.1 inches per second. a. Write a formula that expresses the length of the rectangle, l (in inches), in terms of the number of seconds, t, since the rectangle began growing. 2.1t Preview b. Write a formula that expresses the perimeter of the rectangle, P (in inches), in terms of the length of the rectangle, l (in inches). P = 21+10 Preview c. Write a formula that expresses the perimeter of the rectangle, P (in inches), in terms of the number of seconds. t, since the rectangle began growing. P : 4.2t + 10 Preview d. Suppose the function g determines the perimeter of the rectangle (in inches) given a number of seconds, t, since the rectangle started growing. Write a function formula for g. g(t) = Preview
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