Find the difference of functions s and r shown below.
r(x) = -x2+ 3x
s(x) = 2x + 1
(s - 1r)(x) =

What is the solution to the system of equations? (–2, –8) (–1, –5) (0, –2) (2, 4)

Sara goes on a slingshot ride in an amusement park. she is strapped into a spherical ball that has a radius 3*10^2 of centimeters. what is the volume of air in the spherical ball? use this formula: volume of a sphere=4/3pi, r^3 , where r is the sphere’s radius.

The room above is shaped like a rectangle and has a perimeter of 34 feet. if the room is 11 feet long, how wide is it?