In the expression, what is the 72 called?
Enter the correct choice.

Simplify the expression.
Simplify the expression.
Simplify the expression.
Simplify the expression.
Simplify the expression.
Simplify the expression.
Simplify the expression.
Simplify the expression.
Simplify the expression.
Simplify the expression.
Simplify the expression.
Simplify the expression.
Simplify the expression.
Simplify the expression.
Simplify the expression.
Simplify the expression.
Describe and correct the error in simplifying the expression.
