A window washer's bucket falls off a scaffold 248 feet above the street. Its height in feet, t seconds after it falls, can be modeled by . Find the limit of the difference quotient for d, to obtain a function that represents the instantaneous velocity of the bucket at time t. Use the results to find the instantaneous velocity of the bucket at t = 3.
A) ; -344 ft/sec
B) ; 152 ft/sec
C) ; -112 ft/sec
D) ; -96 ft/sec

Question

A window washer's bucket falls off a scaffold 248 feet above the street. Its height in feet, t seconds after it falls, can be modeled by  . Find the limit of the difference quotient for d, to obtain a function  that represents the instantaneous velocity of the bucket at time t. Use the results to find the instantaneous velocity of the bucket at t = 3.
A) ; -344 ft/sec 
B) ; 152 ft/sec 
C) ; -112 ft/sec 
D) ; -96 ft/sec

Quizplus · Accepted Answer

The Answer of A window washer's bucket falls off a scaffold 248 feet above the street. Its height in feet, t seconds after it falls, can be modeled by  . Find the limit of the difference quotient for d, to obtain a function  that represents the instantaneous velocity of the bucket at time t. Use the results to find the instantaneous velocity of the bucket at t = 3.
A) ; -344 ft/sec 
B) ; 152 ft/sec 
C) ; -112 ft/sec 
D) ; -96 ft/sec

A Window Washer's Bucket Falls Off a Scaffold 248 Feet