What is the difference between a monomial and a polynomial?

A monomial is an expression with one term, while a polynomial has two or more terms.

How do you identify like terms in an expression?

Like terms are terms that have the same variable raised to the same power.

What is the expression for the quotient of $$x$$ and $$2$$ ?

The expression is $$\frac{x}{2}$$ .

Expressions Review Flashcards: 15 Cards (7th Grade)

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a coefficient in an algebraic expression?

Back

A coefficient is a numerical factor that multiplies a variable in an algebraic expression.

2.

FLASHCARD QUESTION

Front

Identify the constant in the expression: $x - 4 + 2y$ .

Back

The constant is -4.

3.

FLASHCARD QUESTION

Front

How many terms are in the expression: $3x^2 + 2x - 5$ ?

Back

There are 3 terms.

4.

FLASHCARD QUESTION

Front

What is the variable in the expression: $2x + 3y - 7$ ?

Back

The variables are x and y.

5.

FLASHCARD QUESTION

Front

What does it mean for an expression to be simplified?

Back

An expression is simplified when it is reduced to its simplest form, with no like terms remaining.

6.

FLASHCARD QUESTION

Front

What is the degree of the expression: $4x^3 + 2x^2 - x + 1$ ?

Back

The degree is 3, which is the highest exponent of the variable.

7.

FLASHCARD QUESTION

Front

What is a term in an algebraic expression?

Back

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

9.

FLASHCARD QUESTION

Front

What is the expression for the sum of $x$ and $y$ ?

Back

The expression is $x + y$ .

10.

FLASHCARD QUESTION

Front

What is the expression for the product of $x$ and $y$ ?

Back

The expression is $xy$ .

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