The rate of intake, R, during a respiratory cycle for a person at rest is proportional to a sine wave with period 6 seconds. R is measured in liters per second.(a) Write a formula for R(t). Use k as the proportionality constant.R(t)=(b) If the rate of intake is 0.87 liters per second at 1.5 seconds, what is the value of k?k =(c) How fast is the rate of intake changing at 3 seconds?---Select---

The rate of intake, R, during a respiratory cycle for a person at rest is proportional to a sine…

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Linear Algebra: A Modern Introduction

4th Edition

ISBN:9781285463247

Author:David Poole

Publisher:David Poole

Chapter6: Vector Spaces

Section6.7: Applications

Problem 13EQ

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A driver of a car stopped at a gas station to fill up his gas tank. He looked at his watch, and the time read exactly 3:40 p.m. At this time, he started pumping gas into the tank. At exactly 3:44, the tank was full and he noticed that he had pumped 10.7 gallons. What is the average rate of flow of the gasoline into the gas tank?
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