Ineed with a math question
there are 15 people in chorus. each year the number of people increases 12%. there are 30 people in band and each year 2 new people join.
part a: write the functions to represent the number of people in chorus and number of people in band throughout the years?
part b: how many people are in the chorus after 9 years? how many are in band in the same time? ?
part c: after approximately how many years is the number of people in the chorus and number of people in the band the same?