Question: 5 A sled is moving down a steep hill in a straight line. At times, the acceleration of 1 the sled is a ms-2

5 A sled is moving down a steep hill in a straight

5 A sled is moving down a steep hill in a straight line. At times, the acceleration of 1 the sled is a ms-2 where a = - (20t -t), 0

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