Question 16(Multiple Choice Worth 10 points) (04.01 MC) A particle in rectilinear motion is defined as s(t) = -cos(3t) + In(ts) for t > 0 seconds, where s is given in feet. Find the instantaneous rate of change in position in feet per second at t = 3. 3 sin 3+ 1 3sing + 1 O1 - sing 1-3 sin 3Ti Question 18(Multiple Choice Worth 10 points) (04.03 MC) Functions x, y, and z are differentiable with respect to time and are related by the equation y = :2. If X is increasing at a constant rate of 4 units per minute and z is decreasing at a constant rate of 3 units per minute, at what rate is y changing, with respect to time, when x = 3 and z = 2? O A]