Solve for all values of x using the quadratic formula when the equation is x2 + 3x +2. use variables with proper assignments for a, b and c.

Abag contains 5 yellow, 6 red, and 4 green marbles. two marbles are drawn. the first is replaced before the second is drawn. a random variable assigns the number of green marbles to each outcome. calculate the expected value of the random variable. a 0.76 c. 0.27 b. 1.07 d. 0.53