d. The equation below represents the distance, x metres, moved by a body in t seconds. 20t3 23t2 3 2 X = + 6t + 5 Determine (a) the velocity and acceleration at the start, (b) the velocity and acceleration when t = 5 s, (c) the values of t when the body is at rest, (d) the value of t when the acceleration is 38 m/s2, and (e) the distance travelled in the third second
d. The equation below represents the distance, x metres, moved by a body in t seconds. 20t3 23t2 3 2 X = + 6t + 5 Determine (a) the velocity and acceleration at the start, (b) the velocity and acceleration when t = 5 s, (c) the values of t when the body is at rest, (d) the value of t when the acceleration is 38 m/s2, and (e) the distance travelled in the third second
Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Transcribed Image Text:d. The equation below represents the distance, x metres, moved by a body in t seconds.
20t3
+6t+5
3
X =
23t²
2
Determine (a) the velocity and acceleration at the start, (b) the velocity and acceleration when t = 5 s, (c) the values
of t when the body is at rest, (d) the value of t when the acceleration is 38 m/s2, and (e) the distance travelled in the
third second
3
e
Bech
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