6. Suppose an object is thrown up in the air and then it falls back down. Its height is given by the function h(t) = 20t2 (2 – t). (a) Find the velocity function. (b) At what time t >0 does the object hit the ground? (c) At what time t >0 does the object stop moving?

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A: Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…