A projectile is fired in the air from a height of 125 feet. Its velocity​ (in feet per​ second) t seconds after launch is​ f(t), given in the following table.   x 0 5 10 15 20 25 30 ​f(x) 230 211 196 167 155 122 108   ​a) How fast is the projectile traveling 15 seconds after​ launch?     ​b) How far does the projectile move between 5 seconds and 25​ seconds?     ​c) How far does the projectile move between 0 seconds and 15​ seconds?     ​d) How high is the projectile at 25​ seconds? It is

Physics for Scientists and Engineers with Modern Physics
10th Edition
ISBN:9781337553292
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter3: Vectors
Section: Chapter Questions
Problem 35AP: A person going for a walk follows the path shown in Figure P3.35. The total trip consists of four...
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A projectile is fired in the air from a height of 125 feet. Its velocity​ (in feet per​ second) t seconds after launch is​ f(t), given in the following table.
 
x
0
5
10
15
20
25
30
​f(x)
230
211
196
167
155
122
108
 
​a) How fast is the projectile traveling 15 seconds after​ launch?  
 
​b) How far does the projectile move between 5 seconds and 25​ seconds?
 
 
​c) How far does the projectile move between 0 seconds and 15​ seconds?
 
 
​d) How high is the projectile at 25​ seconds? It is
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