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An ice hockey player begins at one goal and skates forward at constant speed to the other goal, 54 meters away, in a time of 9 seconds. He then instantly reverses direction and and skates 27 m backwards,
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An ice hockey player begins at one goal and skates forward at constant speed to the other goal, 54 meters away, in a time of 9

seconds. He then instantly reverses direction and and skates 27 m backwards, in an additional 6 seconds.
Considering "forwards" to be the positive direction, what is the player's total displacement and average velocity over the whole 15
seconds?

User Dinesh Maurya
by
3.2k points

1 Answer

3 votes

Answer:21

Step-by-step explanation:

it is trust

User Yann Trevin
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3.7k points
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