1. A rocket is launched vertically at time t = 0. The elevation of the rocket is given by y = -0.13t* + 4.1t³ + 0.12t² m where t is in seconds. Determine the maximum velocity V of the rocket in m/s...

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Extracted text: 1. A rocket is launched vertically at time t = 0. The elevation of the rocket is given by y = -0.13t* + 4.1t³ + 0.12t² m where t is in seconds. Determine the maximum velocity V of the rocket in m/s and the elevation E at which it occurs in m.