The square of a real number c is 11 less than the square of 5. The negative solution of this equation is?

Can someone answer this question? : )

Which type of graph would allow us to compare the median number of teeth for mammals and reptiles easily

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.