Help please fast its math and I have an 11:59 deadline​

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.

If f(x)= sqrt4x+9+2, which inequality can be used to find the domain of f(x)?

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?