24. What explains why y = 4x2 + 49 is not valid for factoring with difference of squares.
(A)
The equation is not a binomial
(B)
The equation is not a difference
(C)
The terms are not squares
(D)
y = (2x - 7)(2x - 7)
(E)
y = (2x + 7)(2x + 7)

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.