Can you solve this quadratic equation?

Mexico city, mexico, is the world's second largest metropolis and is also one of its fastest-growing cities with a projected growth rate of 3.2% per year. its population in 1991 was 20,899,000 people. use the formula p = 20.899e0.032t to predict its population p in millions with t equal to the number of years after 1991. what is the predicted population to the nearest thousand of mexico city for the year 2010?

Write an equation in point-slope form for the line through the given point that has the given slope (-2,-7); m=-3/2

Identify the number 127 as a rational or irrational. explain