Grade 8 Mathematics Vocabulary

Front

What is a relation in which each input value (independent variable) is associated with exactly one output value (dependent variable)?

Back

Function

Front

What type of number can be written as a fraction, including terminating and repeating decimals?

Back

Rational Number

Front

What is the equation of a straight line in the form y = mx + b called?

Back

Slope-Intercept Form

Front

What is a letter or symbol that represents a missing number or unknown value?

Back

Variable

Front

What subset of numbers includes both positive and negative whole numbers?

Back

Integer

Front

What is the term for the set of all possible input values for a function?

Back

Domain

Front

What is the term for the set of all possible output values for a function?

Back

Range

Front

What is the term for a number that cannot be expressed as a fraction?

Back

Irrational Number

Front

What is the term for the highest power of a variable in a polynomial?

Back

Degree

Front

What is the term for the number in front of a variable in a term?

Back

Coefficient