Evaluate each expression. -|7/2|

State the name of the property illustrated: (6 • 3) • 9 = 6 • (3 • 9)

Identify each set as finite or infinite. Then determine whether 10 is an element of the set. {x | x is a natural number greater than 11}

Evaluate each expression. -|-3|

Use the product rule to simplify the expressions in Exercises 13–22. In Exercises 17–22, assume that variables represent nonnegative real numbers. $\sqrt{125x^2}$

Evaluate each expression. -|-12|

Determine whether each statement is true or false. |25| = |-25|