Identify the center, radius, and diameter of a
circle with the equation (x - 1)2 + (y + 4)2 = 81

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?

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.

The sides of a parallelogram are 24cm and 16cm. the distance between the 24cm sides is 8 cm. find the distance between the 16cm sides