Which polynomials are prime? check all of the boxes that apply.
• x2 + 9
• x²_9
• x2 + 3x + 9
• -2x² + 8

The radius of the base of a cylinder is 10 centimeters, and its height is 20 centimeters. a cone is used to fill the cylinder with water. the radius of the cone's base is 5 centimeters, and its height is 10 centimeters.

If x + 10 = 70, what is x? a. 40 b. 50 c. 60 d. 70 e. 80

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.