Find the equation of a parabola with a focus at (–2,–3) and a directrix at y = –5. A)

y = 1∕4(x – 2)2 – 4

B)

y = –1∕16(x + 2)2 – 4

C)

y = 1∕4(x + 2)2 – 8

D)

y = 1∕4(x + 2)2 – 4

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?

Abouncy ball is released from a certain height. on the first bounce, it travels 32cm. with each subsequent bounce, it travels 9/10 the distance of the previous bounce. what is the total distance that the ball has traveled when it completes its 25th bounce?

The table represents a function. what is f(-2)? a.-3 b. -1 c.1 d.3