Chapter 2.1, 2.2, 2.4

Question 1

Tells if a graph is a function or not

Answer 1

Vertical Line Test

Question 2

A relation in which each element of the domain is paired with exactly one element in the range

Answer 2

Function

Question 3

A map linking elements of the domain to corresponding elements of the range

Answer 3

Mapping Diagram

Question 4

A set of pairs of input and output values

Answer 4

Relation

Question 5

F(x) “f of x” or “a function f of x”

Answer 5

Function Notation

Question 6

Set of all inputs

Answer 6

Domain

Question 7

Set of all outputs

Answer 7

Range

Question 8

Ax + By = C

Answer 8

Standard From of a Linear Equation

Question 9

When you know the slope and and point of a line. y - y1 = m ( x - x1 )

Answer 9

Point-Slope Form

Question 10

The point the line crosses the x axis

Answer 10

X-Intercept

Question 11

A function whose graph is a line

Answer 11

Linear Function

Question 12

The point where the line crosses the y axis

Answer 12

Y-Intercept

Question 13

Linear functions can be represented as this

Answer 13

Linear Equation

Question 14

y = mx + b Use to find slope by examining the equation

Answer 14

Slope-Intercept Form

Question 15

the ratio of the vertical change to a corresponding horizontal change

Answer 15

Slope

Question 16

The x is called the….

Answer 16

Independent Variable

Question 17

The value of y depends on x, y is called the…

Answer 17

Dependent Variable

Question 18

A line that approximates the relationship between the data sets of a scatter plot

Answer 18

Trend Line

Question 19

A graph that relates two different sets of data by plotting the data as ordered pairs

Answer 19

Scatter Plot