...i don't get it, please help

Find the balance at the end of 4 years if 1000 is deposited at the rate of

What is the area of the trapezoid shown ?

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.