Unit 4 Retest - ADV

Front

What is a constant in an algebraic expression?

Back

A constant is a fixed value that does not change. In the expression 4(x - 2) - 12, the constant is -12.

Front

Translate '57 more than 3 times Kate's score' into an algebraic expression using k for Kate's score.

Back

3k + 57

Front

What is a variable in an algebraic expression?

Back

A variable is a symbol that represents an unknown value. In the expression 16 + 2x - 7, the variable is x.

Front

Translate 'Three less than twice a number x' into an algebraic expression.

Back

2x - 3

Front

Translate '8 less than m squared' into an algebraic expression.

Back

m² - 8

Front

What is a coefficient in an algebraic expression?

Back

A coefficient is a numerical factor that multiplies a variable. In the expression 2x, the coefficient is 2.

Front

What is an exponent in an algebraic expression?

Back

An exponent indicates how many times a number (the base) is multiplied by itself. In 2^3, 3 is the exponent.

Front

What is an algebraic expression?

Back

An algebraic expression is a combination of numbers, variables, and operations (like addition and multiplication) that represents a value.

Front

What does it mean to translate a phrase into an algebraic expression?

Back

It means to convert a verbal statement into a mathematical expression using variables and numbers.

Front

What is the difference between a term and an expression?

Back

A term is a single mathematical entity (like 3x or -7), while an expression is a combination of terms (like 3x - 7).