ZENA89

SLOPE

100

Find a slope when 2 ordered pairs

1) (2,6), (-3,4)

2/5

200

Find slope

3) (0,–8), (2,–8)

0

300

find slope

2) (–1,–10), (3,6)

4

400

find slope

(7,–9), (–15,3)

-6/11

500

find slope

x         y

–1     –7

 1       –1

 3        5

3

AREA

100

Kayla plans to use 60 inches of wire to build a rectangle that is seven times as long as it is wide. What will be the area of her rectangle?

98.4375 square inches.

200

a slope intercept form

y = mx + b

300

e graph an equation in the slope intercept form, the graph is a ---------- function

linear

400

View graph is it a function?

Not a function

500

view graph is it a function?

Not a Function

Linear Functions

100

“In our equation y = 3x – 7, what is the slope?”

3

200

“What is the y-intercept?”

-7

300

3x + 4x + y = -10 rearrange in slope intercept form.

y = –7x – 10

400

Indicate whether or not it is a linear function. If it is, find the slope, y-intercept, and constant rate of change. 

y = –9x – 22

Yes. Slope -9. y-intercept is -22. constant rate is 1.

500

Indicate whether or not it is a linear function. If it is, find the slope, y-intercept, and constant rate of change.

2x² – 3 = y

No. 

y-intercept

100

Indicate whether or not it is a linear function. 

y = –10x³

no. 

200

Find slope and y-intercept

2x + 9y = –7x

m=-1. y-intercept 0. 

300

View Graph is it function

yes. 

400

Indicate whether or not it is a linear function. If it is, find the slope, y-intercept, and constant rate of change

 2x – 5x + 3y = –2

yes. slope 1. y-intercept -2/3. constant rate 1

500

Indicate whether or not it is a linear function. If it is, find the slope, y-intercept, and constant rate of change.

(–1/2)x + 3y = 10

yes. slope 1/6. y-intercept 10/3. constant rate of change 1/6.