A. the constant preceding the variables in a product
B. a letter or symbol used to represent an unknown
C. a mathematical expression containing one or more variables
D. a numerical value
E. a mathematical phrase that cannot be determined true or false
3. constant - D. a numerical value 2. coefficient - A. the constant preceding the variables in a product 4. expression -E. a mathematical phrase.... 5. variable - B. a letter... representing an unkown 1. algebraic expression - C. a mathematical expression...