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A helicopter is rising straight up in the air. Its distance from the ground t seconds after takeoff is s(t where s(t) = 41+ 16t.

A helicopter is rising straight up in the air. Its distance from the ground t seconds after takeoff is s(t where s(t) = 41+ 16t. (a) How long will it take for the helicopter to rise to 48 feet? (b) Find the velocity and acceleration of the helicopter when it is 48 feet above the ground. (a) The time it will take for the helicopter to rise to 48 feet is seconds

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