Which of the following is a polynomial with roots 2, 3i, and -3i? a. f(x) = x^3 - 2x^2 + 6x - 9 b. f(x) = x^3 - 6x ^2 + 9x - 18 c. f(x) = x^3 - 6x^2 + 18x - 2 d. f(x) = x^3 + 2x^2 + 9x - 18

The graph shows the prices of different numbers of bushels of corn at a store in the current year. the table shows the prices of different numbers of bushels of corn at the same store in the previous year. previous year number of bushels price of corn (dollars) 2 10 4 20 6 30 8 40 part a: describe in words how you can find the rate of change of a bushel of corn in the current year, and find the value. part b: how many dollars more is the price of a bushel of corn in the current year than the price of a bushel of corn in the previous year? show your work.

Which of the following are parts of a sphere

Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?