At the beginning of the year, a blogger has 150 subscribers. Since then, the number of subscribers to her blog has been doubling every 6 months, thanks to some successful appearances on television.
1. By what factor is the number of subscribers increasing every month?
I
2. Select all equations that represent the number of subscribers, S, in terms of m months since
the beginning of the year (when she had 150 subscribers).
a. S = 150-2m
b. S = 150-m?