When an object is located a distance of x feet from the origin, a force of x2+3x pounds is acting on it. How much work (in ft-lbs) is required to move the object from x=1 to x=4?
When an object is located a distance of x feet from the origin, a force of x2+3x pounds is acting on it. How much work (in ft-lbs) is required to move the object from x=1 to x=4?
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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A) When an object is located a distance of x feet from the origin, a force of x2+3x pounds is acting on it. How much work (in ft-lbs) is required to move the object from x=1 to x=4?
B) A tank that is 5 feet deep, with a square bottom with sides 4 feet each, has 2 feet of water that weighs 62.3 lb/ft3 in it. How much work (in ft-lbs) will it take to pump the water pump the water up and out of the tank?
C) Suppose it takes a force of 30 N to hold a spring that has been stretched from its natural length of 6 cm to a length of 8 cm.
How much work (in J) is done in stretching the spring from 7 cm to 9 cm?
Note: Enter your answer without the use of commas. Round to the nearest integer.
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