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( 8) A particle moves according to the law of motion with the function S (t ) = +2 at where S is measured in Seconds and t is measured in feet a) find the velocity at time t by what is the velocity after 3 Seconds ? when is the particle at nest ? 10. Solve. Recall that the equation for the surface area of a Sphere is SA = 4 Tin? A plane flying horizontally at an altitude of I mile and a Speed of soo miles per hour passes directly over a adan station . find the rate at which the distance from the plane to the Station is increasing when the plane is 2 miles away from the Stations