a science experiment begins with a bacterial population of 12 . After 1 hour , the population is 18 . after 2 hours , the population is 27 .
Which best describes the relationship between the time , in hours , and the population of bacteria?
what is the y-intercept of the function ?
what is the rate of change of the function?

a science experiment begins with a bacterial population of 12 After 1 hour the population is 18 after 2 hours the population is 27 Which best describes the rela class=