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6-171.

Bob's CatBob’s cat, Alice, is still doing wind sprints up and down his hallway. This time suppose that Alice’s acceleration after seconds is given by the equation . As Alice sprints down the hallway, her initial velocity is feet per second, so . Homework Help ✎

  1. Write an equation for Alice’s velocity at time .

    To write the velocity formula, use the given initial velocity.

  2. Calculate Alice’s displacement between and .