A 20-foot ladder is leaning against a house (see figure).If the base of the ladder is pulled away from the house at a rate of 2 feet per second,the top will move down the wall at a rate of ft/sec,where x is the distance between the base of the ladder and the house.Find the limit of r as . ft

B)40
C)0
E)20

Question

A 20-foot ladder is leaning against a house (see figure).If the base of the ladder is pulled away from the house at a rate of 2 feet per second,the top will move down the wall at a rate of  ft/sec,where x is the distance between the base of the ladder and the house.Find the limit of r as  . ​   ft
​
B)40 
C)0 
E)20

Quizplus · Accepted Answer

The Answer of A 20-foot ladder is leaning against a house (see figure).If the base of the ladder is pulled away from the house at a rate of 2 feet per second,the top will move down the wall at a rate of  ft/sec,where x is the distance between the base of the ladder and the house.Find the limit of r as  . ​   ft
​
B)40 
C)0 
E)20

A 20-Foot Ladder Is Leaning Against a House (See Figure)