Can someone
8th grade math
4.18 simple interest/ k12
50 ! 4 questions
answer all ! : )

Do some research and find a city that has experienced population growth. determine its population on january 1st of a certain year. write an exponential function to represent the city’s population, y, based on the number of years that pass, x after a period of exponential growth. describe the variables and numbers that you used in your equation.

Varies inversely with x. if y=8.5 when x=-1 find x when y=-1

Determine domain and range, largest open interval, and intervals which function is continuous.