Need it right
consider the expression x^2-b. what has to be true about the values of b for this expression to be factorable?

Which type of graph would allow us to compare the median number of teeth for mammals and reptiles easily

You're locked out of your house. the only open window is on the second floor, 25 feet above the ground. there are bushes along the edge of the house, so you will need to place the ladder 10 feet from the house. what length ladder do you need to reach the window?

Last week , donnell practiced the piano 3 hours longer than marcus . together, marcus and donnell practiced the piano 11 hours . for how many hours did each young man practiced the piano