Jawabanmu

2014-04-13T06:53:45+07:00
Simpangan = 10 cm, f = 20 Hz
10 cm = 20 Hz, berarti 1 cm = 2 Hz
15 cm = 30 Hz

3 3 3
2014-04-13T06:54:48+07:00
simpangan = 10 cm, f = 20 Hz 10 cm = 20 Hz, berarti 1 cm = 2 Hz 15 cm = 30 Hz
1 5 1