[填空题]
At a 755-g mass at rest on the end of a horizontal sprfw wger:h + ox;1 8cizwx4bz .6m*aa,jing b r:pf 31du n lqltmwu3;,,o(o(k = 124 N/m) is struck by a hammer, which gives the mass an initial speed of 2.96m/s Determin(3l,w3u dnf:opqmuo;b rt 1l,e
(a) the period and frequency of the motion, s Hz
(b) the amplitude, m
(c) the maximum acceleration, (d) the position as a function of time, x = ( m)sin(4.08t)
(e) the total energy. J