Rotate (4, -7) about the origin 180 degrees. Where is the new point?
A. (7,4)
B. (7,-4)
C. (4,7)
D. (-4,7)

Which of the following are parts of a sphere

Find the roots of the equation below. x^2 - 6 + 9 = 0

For the quadratic function [tex]y=(x+4)^2-1[/tex] , do the following: a) rewrite the function in the standard form, b) rewrite the function in intercept form, c) find the vertex, d) find the y-intercept, e) find the x-intercepts.