d(t)=80-5t²
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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Question
3.1(1)
Instructions: Please show your steps/calculations and understanding steps by steps.
1. A dead branch falls from a tree at the top of an 80 m high cliff. The function (shown in the image) , where 0 < t < 4, gives the height d, in meters, of the branch above the ground after a time t, in seconds
A) Determines the moven rate of change of the height between 1 and 3 s.
B) Calculate d (2).
C) Using the block 3 approach, calculates the instantaneous rate of change of the height at 2 s.
D) Explain the meaning of the values you obtained in a), b) and c).
Transcribed Image Text:d(t)=80-5t²
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