What is the factorization of x2 - 6x + 5?
x is exponent
a. (x - 5)(x + 1)
b. (x + 5)(x - 1)
c. (x + 5)(x + 1)
d. (x - 5)(x - 1)

The number if marbles of different colors stored in a hat is listed below: 4 red marbles 10 green marbles 7 blue marbles. without looking in the hat, dan takes out a marble at random. he replaces the marble and then takes out another marble from the hat. what is the probability that dan takes out a blue marble in both draws?