a. Explanation Given: The percentage p of batteries that can be expected to work for at least t months given by: p ( t ) = 100 e − 0.03 t ….. (1) Calculations: Substitute t = 40 in theequation (1), p ( b. To determine To find: percentage of batteries that can be expected to fail before 50 months. c. To determine To find: percentage of batteries that can be expected to fail between the 40 t h and 50 t h months.

7th Edition

ISBN: 9781524916817

Author: SMITH KARL J, STRAUSS MONTY J, TODA MAGDALENA DANIELE

Publisher: Kendall Hunt Publishing

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Differential Equations

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Chapter 2.4, Problem 51PS

To determine

To find:percentage of batteries that can be expected to last at least 40 months.

To determine

To find: percentage of batteries that can be expected to fail before 50 months.

To determine

To find: percentage of batteries that can be expected to fail between the 40^t^h and 50^t^h months.

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Chapter 2.4, Problem 50PS

Chapter 2.4, Problem 52PS

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Chapter 2 Solutions

Calculus

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percentage of batteries that can be expected to last at least 40 months.

Solution Summary: The author calculates the percentage of batteries that can be expected to last at least 40 months, based on the equation.

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To find:percentage of batteries that can be expected to last at least 40 months.

To find: percentage of batteries that can be expected to fail before 50 months.

To find: percentage of batteries that can be expected to fail between the 40th and 50th months.

Want to see the full answer?

Chapter 2 Solutions

To find: percentage of batteries that can be expected to fail between the 40^t^h and 50^t^h months.