Write the equation of the parabola with vertex (-1,9), and directrix y =
71/8

Ajar contains a mixture of 20 black marbles, 16 red marbles, and 4 white marbles, all the same size. find the probability of drawing a white or red marble on the first draw. 125 12 01 next question ask for turn it in

Create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1.

Can someone me with the property questions for 12 13 and 14 plz