Answer :
256 people were told. You can use the equation 2 x (2)^7 to find out how many people were told
By January 8, the number of people that would have heard the rumor is 256.
What is the number of people that would have heard the rumor?
The rate of growth of the people that hear the rumor is an exponential function.
The equation that represents exponential function is:
FV = P (1 + r)^n
- FV = Future value
- P = Present value = 1
- R = rate of growth = 100%
- N = number of years
1 x (1 + 1)^8 = 256
To learn more about expoential function, please check: https://brainly.com/question/18760477