The zeros of a quadratic function are 6 and -4. Which of these cholces could be the function? O A. RX) = (x + 6)(x+4)
OB. RX) = (x-6)(x+4)
OC. Rx) = (x + 6)(x-4)
OD. Rx) = (x-6)(x-4)

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?