Show:
Finding Slope Given Two Points
Finding Slope from a Table (you can "make' the table on your whiteboard
Slope Vocabulary Words
Is it a function
100
Find the slope of the line containing the points (2,5) (7,9)
What is 4/5
100

x 3 4 5 y 5 7 9 Find the slope of the line from the above table

What is a slope of 2

100

Define Slope

What is a constant rate of change or what is rise over run

100

The relation {(1, 2), (2, 4), (3, 6), (1, 5)}

No, the input 1 has two outputs


200
Find the slope of a line containing the following points (3,0) (3,4)
What is undefined
200
x -1 1 3 y 1 7 13 Find the slope of the line from the above table
What is a slope of 3
200

What is the formula for slope with two points

What is y2-y1/x2-x1

200

A table where each x-value is paired with exactly one y-value

Yes!

300
Find the slope of the line containing the following points (3,5) (7,5)
What is 0
300
x 0 -1 -2 y 1 3 5 Find the slope of the line from the table above
What is a slope of -2
300

What is the vertical change between two points 

The rise 

300

Input: Teacher
Output: Classes taught

Not a function, teacher can teach multiple classes

400

Find the slope of the line containing the following points (-2,5) (4,-7)

What is -1/2

400

x 1 2 3 y 4 -2 -8

What is a slope of -6

400

This word describes the horizontal change between two points on a line.

The run

400

{(−1, 3), (0, 3), (1, 3), (2, 3)}

Function (different inputs can share the same output)

500

Find the slope of the line containing the following points (-3,-7) (5,2)

What is 9/8

500
x 4 3 2 y 8 6 4
What is a slope of 2
500
Define Function
What is an equation having exactly one output for each input value
500

{(1, 4), (2, 8), (3, 4), (4, 8)}

→ Function (outputs can repeat; inputs cannot)