What is a monomial?

• A single term made up of a number, a variable, or a product of a number and one or more variables with non-negative integer exponents.

• A mathematical expression involving addition and subtraction.

• A term with negative exponents.

• A combination of terms with division by a variable.

Which of the following is NOT allowed in a monomial?

• Multiplication

• Addition + Subtraction

• Positive integer exponents

• Variables

• This is a monomial

• You cannot use variables in monomials

• There is a negative exponent

• There is addition present

Which of the following expressions is a monomial?

• It has more than one term.

• The exponent is not an integer.

• It involves addition.

• It involves subtraction.

• 7x

• 13x

• -7x

• 3x