It depends on what robots are in our future. Robots could even be the future.
Answer:
you need at least two out of the three to get any aenser
6 . . . . . a crest
7 . . . . . the amplitude
8 . . . . . the wavelength
9 . . . . . a trough
Answer:
i put this in the calculator and my answer is 600. hope this helps
Explanation: