Richie wants to paint his bedroom ceiling in for walls. the ceiling in each of the walls are 8' x 8'. a gallon of paint covers 40 ft.². write an expression that can be used to find the number of gallons of paint richie needs to buy period

Which of the following answers is 7/9 simplified? 7/9 2/9 11/9 2/7

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)

Apolynomial has two terms. check all of the factoring methods that should be considered. common factor difference of cubes sum of cubes difference of squares perfect-square trinomial factoring by grouping