3 Convert the following number into standard form. D
(1 Point
0 3x10
0.3 x 10-
O 3 x 10
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What is 1/2 x (6 x 4)+3 + 2 show your work

Which of the following expressions is equal to 2x^2+8

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?