Find the undo rules for each of the functions below. use function notation and give the undo rule a name different from the original function's. justify that each undo rule works for its function.

a. f(x)=3(x-2)
b. h(x)=x^3-5

List the 10 possible samples (without replacement) of size 3 3 that can be obtained from the population of five officials.

Atriangle has an area of 72 square inches. if the base of the triangle has a length of 18 inches, what is the height of the triangle? use the formula for the area of a triangle: area = (base)(height) type a numerical answer in the space provided. do not include the units or spaces in your answer.

What is the surface area of the sphere?