A guitar string is vibrating in its fundamental mode, with nodes at each end. The length of the segment of the string that is free to vibrate is 0.388m . The maximum transverse acceleration of a point at the middle of the segment is 8300 m/s2 and the maximum transverse velocity is 3.00 m/s .

Find amplitude of standing wave? in meters

What is the wave speed for the transverse traveling waves on this string? in m/s