NEED HELP ASAP The function f(x)=x^2+a is not one to one. find a portion of the domain where the function is one to one and find an inverse function. *ANSWERS PICTURED*

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?