After extensive research, a physicist has developed a way to determine the minimum stopping distance of a car. The stopping distance, s, is greater than or equal to the ratio of the square of the speed of the car, u, to twice the deceleration, d. Which of
the following inequalities represents this situation?

Which of the following graphs could represent a cubic function?

Which is an x-intercept of the graphed function? (0, 4) (–1, 0) (4, 0) (0, –1)

70 points ! pls 2. given the following two sets of data what is the union of the two sets and what is the intersection of the two sets. set a = {1, 2, 3, 4, 5, 6, 7, 8, 9} set b = {2, 4, 6, 8, 10, 12, 14} 3. given a regular deck of cards. describe a way of pulling cards that would create a dependent event and then one that would create an independent event. 4. what is the probability of drawing a red card and then drawing a spade without replacing the card that was drawn first?