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given that a car's distance from a stop sign t seconds since it started moving is represented by d=t2-2t determine the car's average speed over each interval of elapsed time
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given that a car's distance from a stop sign t seconds since it started moving is represented by d=t2-2t determine the car's average speed over each interval of elapsed time

User Vvra
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4 votes

Answer:

Average speed =t-2t

Step-by-step explanation:

Equation given for Average speed = Total distance/Elapsed time

Given: Total distance=d=t^2-2t

Elapsed time= t

Substituting into the equation

Average speed = t^2-2t/t

Dividing both numerator an denomination with t

Average speed=t-2t

User Mehrdad Moradi
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