Which best describes the function on the graph? direct variation; k = −2 direct variation; k = inverse variation; k = −2 inverse variation; k =

Factor a^3 - 3 + 3a^2 - a. a) (a - 1)(a + 1)(a + 3) b) (a^2 + 1)(a - 3) c) (a^2 - 3)(a + 1

Select all the correct answers. what is 221,000,000,000,000,000,000 expressed in scientific notation?

Aplane flies around trip to philadelphia it flies to philadelphia at 220 miles per hour and back home with a tailwind at 280 miles per hour if the total trip takes 6.5 hours how many miles does the plane fly round trip