Answer:
y = (3 × 10^8 m/s)/x
Step-by-step explanation:
Speed of a wave is given by the product of wavelength and frequency.
Thus; speed = frequency × wavelength
If x = wavelength and y = frequency then speed will be;
speed = yx
Thus to get wavelength, y;
y = speed/x , but speed is 3 × 10^8 m/s
Thus;
y = (3 × 10^8 m/s)/x
B = (11,4; till infinity); so
B = 11,5
B = 12
B = 12,4
B =

B = 123
and so on,
every number that is bigger than 11,3 is true solution.
Answer: Thx!
Step-by-step explanation: