The vertex of the parabola below is at the point (1,-3). Which of the equations below could be the one for this parabola?
6
(1, -3)
A. X=-3(4-1)
O B. y= (x + 1)2-3
O c. y = (x-1)2-3
O D. y = (x+3)2 + 1

The radius of the earth is two times the radius of the moon. what fraction of the volume of the earth is the volume of the moon?

Identify the expression equivalent to 4(x + x + 7) − 2x + 8 − 4 by substituting x = 1 and x = 2.

Plz hurry finals a paper cup in the shape of an inverted cone is 8 inches tall and has a radius of 1.5 inches. how much water can the cup hold? use 3.14 for pi. round the answer to the nearest tenth. a) 12.6 cubic in. b) 18.8 cubic in. c) 37.7 cubic in. d) 56.5 cubic in.