Functions
Scatter plot & Correlation
Systems of Equations
Slope
Random
100

What function is this? 


Y=3x+4

Linear

100

What is data that forms a line?

Linear data

100

Where do they intersect?

{Y=x+1

{Y=3x-1

x=1, y=2 and/or (1,2)

100

What is the slope of this equation?


f(x)=5x-2

5

100

What is it called when you rearrange an equation so that the variable is on one side of the equal sign and the numbers are on the other side?

Isolating a variable

200

What function is this?


Y=3x2+4

Quadratic

200

What is the data that forms a parabola?

Quadratic data

200

Where do they intersect?

{y=x+5

{y=3x+1

x=2, y=7 and/or (2,7)
200

What is the slope of this equation?


y=x-9

1

200

A was of determining if a scatterplot or graph is a function or not is the ________________

Vertical Line Test 

300

What function is this?


Y=3x+5

Exponential

300

What is data that forms a J-Curve?

Exponential data
300

Where do they intersect?

{2x+y=7

{6x-3y=3

{y=16x-29

x=2, y=3 and/or (2,3) 

300

What is the slope of this equation?


y=3x+2

3

300

A type of relation involving columns and rows showing each X-value and its corresponding Y-values is _____

Table

400

What function is this?


Y=3(x-5)2+10

Quadratic

400

What is the correlation if the data points trend downward?

Negative correlation

400

Where do they intersect?

{x+y=20

{3x+4y=72

x=8, y=12 and/or (8,12)

400

What is the slope of this equation?


y=10x-5

10

400

Solve for x

x+12=15

x=3

500

What function is this?


Y=2x+4

Exponential

500

What is the correlation if the data is random?

No Correlation

500

Where do they intersect?

{x+3y=1

{-3x-3y=-15

x=7 , y=-2 and/or (7,-2)

500

What part of this equation is the slope?

Y=mx+b

the "m"

500

Solve for z

3z+9=18

z=3