This function describes the change in a population of bacteria in terms of x, the number of hours since the population was first measured f(x) = (1.06)^x

if you are saying purchasing 3 social media ads and one newspaper ad counts as one purchase then there are:

6 purchases

if you are asking how many of each then:

18 social media ads

6 newspaper ads

the 3rd on is correct

step-by-step explanation:

step-by-step explanation:

no solution.