SOLUTION: The distance traveled by an object moving in a straight line is given by s= t^2 - 4t, where s is in feet and t is the time in seconds the object has been in motion, how long will i

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Question 374207: The distance traveled by an object moving in a straight line is given by s= t^2 - 4t, where s is in feet and t is the time in seconds the object has been in motion, how long will it take the object to move 6 feet? What is the set up for this problem and answer?
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
plug in 6 for s , and solve for t

6 = t^2 - 4t ___ t^2 - 4t - 6 = 0

use quadratic formula to find t