The position of an object at time t is given by s(t) = -4 - 2t. find the instantaneous velocity at t = 6 by finding the derivative. giving you 25 pts!

There is an entrance to the computer room at point e which lies on ab and is 5 feet from point a. plot point e on the coordinate plane. find the distance from the entrance at point e to the printer at point e

How can you tell when x and y are not directly proportional?

There are three bags: a (contains 2 white and 4 red balls), b (8 white, 4 red) and c (1 white 3 red). you select one ball at random from each bag, observe that exactly two are white, but forget which ball came from which bag. what is the probability that you selected a white ball from bag a?