3. After a race, a runner's heart rate (in bpm) is modelled by the function R(t) = 120(0.85). 70, where t represents the time in minutes. a) What is the average rate of change of heart rate over the first 5 minutes? b) Estimate the instantaneous rate of change after 10 minutes. c) How many minutes does it take for the heart rate to lower to 90bpm?
3. After a race, a runner's heart rate (in bpm) is modelled by the function R(t) = 120(0.85). 70, where t represents the time in minutes. a) What is the average rate of change of heart rate over the first 5 minutes? b) Estimate the instantaneous rate of change after 10 minutes. c) How many minutes does it take for the heart rate to lower to 90bpm?
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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