9. [0/1 Points] DETAILS PREVIOUS ANSWERS LARCALCET7 8.2.091. A damping force affects the vibration of a spring so that the displacement of the spring is given by y = e-4(cos 2t + 3 sin 2t). Find the average value of y on the interval from t = 0 to t = 1. (Round your answer to three decimal places.) 0. 194 X Need Help? Read It9. [011 Points] DETAILS PREVIOUS ANSWERS LARCALCET7 8.2.091. A damping force affects the vibration of a spring so that the displacement of the spring is given by y = e'4t(cos (it + 4 sin (it). Find the average value of y on the interval from t = O to t = 1:. (Round your answer to three decimal places.) 0.151 x Need Help? _