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A girl rolls a ball up an incline and allows it to return to her. For the angle e and ball involved, the acceleration of

A girl rolls a ball up an incline and allows it to return to her. For the angle e and ball involved, the acceleration of the ball along the incline is constant at 0.25g, directed down the incline. If the ball is released with a speed of 4 m/s, determine the distance s it moves up the incline before reversing its direction and the total time t required for the ball to return to the child's hand.

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