1.) FFTTTF
2.) 0.8m/s
3.) 171.5Hz
4.) (a) 0.885m/s (b) 0.2m (c) bottom: 49m/s^2
5.) (a) 2.394*10^6J (b) 9.57*10^5J (c)
6.65cent
6.) (a) 44.74m/s (b) 812.7Hz (c) 316s
7.) (a) mg, F_N f_k (b) 16.97N, 4.24N (c) -2.12J
(d) 1.67m/s (e) 1.81m/s
8.) (a) 189N (b) 43.3deg
9.) (a) 1.14rad/s (b) 90Nm, 2.28rad/s