Unit 4 Study Guide 2024

Front

What is the value of 2x + 3 + x² when x = 4?

Back

27

Front

A number with no variable attached is called a _____

Back

constant

Front

What is the equivalent expression for 8(5f - 7) + 3f?

Back

43f - 56

Front

What is the coefficient of x in the expression 9 + x?

Back

1

Front

How many terms are in the expression 3a + 2b + c + 100?

Back

4

Front

What is a coefficient in algebra?

Back

A coefficient is a numerical factor in a term of an algebraic expression.

Front

What is a variable in mathematics?

Back

A variable is a symbol used to represent an unknown value.

Front

Define 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.

Front

What does it mean for two expressions to be equivalent?

Back

Two expressions are equivalent if they have the same value for all values of the variables.

Front

What is the degree of the polynomial 4x² + 3x + 7?

Back

2