Find the sum. 5k/k^2-2k+1 + 2/k^2+k-2

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.

Which is f(5) for the function –2x2 + 2x - 3?

Which expression gives the exact value of x?