Does the composition of functions display the commutative property? Give an example of each case to illustrate your answer.

Select the correct answer. what is the surface area of the victory podium shown here? include all surfaces of the podium, including the bottom. a. 61.5 square feet b. 61.75 square feet c. 65.25 square feet d. 69 square feet

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

What is the value of x when x + 7 = 21?