Lesson 4.1.3

Question 1

function

Answer 1

a rule that relates two quantities so that each input value corresponds exactly to one output value

Question 2

function rule

Answer 2

an algebraic expression that defines a function

Question 3

function notation

Answer 3

function notations for y is f(x), read “f of x,” where f names the function

Question 4

independent variable

Answer 4

the input of a function; a variable whose value determines the value of the output, or dependent variable

Question 5

dependent variable

Answer 5

the output of a function; a variable whose value determines the value of the input, or independent variable

Question 6

domain

Answer 6

the domain of a relation or a function is the set of all possible input values

Question 7

range

Answer 7

the range of a relation or a function is the set of all possible output values