There is a flu outbreak at your school that starts with 10 people. The number of ill students increases by 20% each hour. Write an exponential function to represent the total number of ill
students, f(x), where x is the number of hours after the outbreak.
a. f(x) = 10(1.2)x
b. f(x) - 1.2(10)
c. f(x) = 10(20)
d. None of the above.