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A woman is at the window of a building, and a man is on the ground 7 m directly below her. The man throws an

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A woman is at the window of a building, and a man is on the ground 7 m directly below her. The man throws an object directly upward against gravity with a velocity of 30 m/ s. a Find the velocity and height of the object at any time t. b Find the highest point the object reaches and the time it takes for the object to return to its starting point. Assume acceleration due to gravity is - 10 m/ s2

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