Parts of an Expression

Front

What is a term in an expression?

Back

A term is a single mathematical expression that can be a number, a variable, or a combination of both multiplied together.

Front

What is a constant in an expression?

Back

A constant is a fixed value that does not change, such as the number 11 in the expression 5x³ - 7x + 11.

Front

What is a coefficient?

Back

A coefficient is a numerical factor that multiplies a variable in an expression, such as the 5 in 5x.

Front

How many terms are in the expression 8 + 2y - 5x?

Back

There are 3 terms in the expression: 8, 2y, and -5x.

Front

What is the difference between a variable and a constant?

Back

A variable is a symbol that represents an unknown value, while a constant is a fixed value.

Front

What does it mean for an expression to be simplified?

Back

Simplifying an expression means to combine like terms and reduce it to its simplest form.

Front

What is a polynomial?

Back

A polynomial is an expression that consists of variables raised to whole number powers and their coefficients, such as 4x² + 3x - 5.

Front

What is a monomial?

Back

A monomial is an algebraic expression that contains only one term, such as 7x or -3y².

Front

What is a binomial?

Back

A binomial is an algebraic expression that contains exactly two terms, such as 3x + 4.

Front

What is a trinomial?

Back

A trinomial is an algebraic expression that contains exactly three terms, such as x² + 5x + 6.