Question: If a ball is given a push so that it has an initial velocity of 4 m/s down a certain inclined plane, then the distance

If a ball is given a push so that it has an initial velocity of 4 m/s down a certain inclined plane, then the distance it has rolled after t seconds is s = 4t + 3t2. (a) Find the velocity after 2 s. E m (b) How long does it take for the velocity to reach 28 m/s? ES

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