The population of a city has been increasing by 2% annually. The sign shown is from the year 2000. Write an exponential growth function that represents the population t years after 2000. y= . What will the population be in 2020? Round your answer to the nearest thousand. The population will be about .

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (-4, 0) and (6,0). the y-intercept of thefirst parabola is (0, –12). the y-intercept of the second parabola is (0-24). what is the positive difference between the avalues for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth.

If you answer 2+2 you will get over 80 points

What is the scale factor of two similar pyramids with volumes of 64 cubic feet and 8 cubic feet