| Terminology | Is it a function? | Unknown variables | Slope | Equations |
|---|---|---|---|---|
|
RELATION
What is the term that pairs inputs to outputs?
|
Function
What is the relation?
1 ----- 8 2 ----- 8 3 ----- 6 5 ----- 6 7 ----- 2 |
y = 8
y = x + 5; when x = 3
|
Slope = 1
y-intercept = (-4)
What is the slope and y intercept?
y = x - 4 |
y = x + 4
Write in slope intercept form:
(-1, 3) (0, 4) |
|
DOMAIN
What is the x value called if the y value is called range?
|
Function
What is the relation?
(2,4) (3,6) (4,10) (5, 20) |
y = -17
y = 1 - 2x ; when x = 9
|
Slope = (-2)
Calculate the slope.
(-2, 7) (-3 , 9) |
y - 0 = -2/3 (x - 3)
Write in point slope form form:
(3,0); m =( -2/3) |
|
NON-LINEAR
What is a curved graph called?
|
Function
What is the relation?
2 ----- 10 4 ------20 6 ----- 30 8 ----- 50 |
y = -16
y = 6 - 2x ; x = 11
|
No slope
Calculate the slope:
-2 ----- 2 -1 ----- 2 0 ------ 2 1 ------ 2 |
Standard form
What is this type of equation called:
2x + 6y = 22 |
|
FUNCTION
What is the term when each input has EXACTLY 1 output?
|
Function
What is the relation?
-4 ----- 1 -2 ----- 0 0 ----- -1 2 ----- -2 4 ----- -3 |
x = 3
y= 5x - 7 ; when y= -22
|
ROC = 15
You receive a $50 sign on bonus and earn $15/hour. What is the rate of change?
|
y = 1/2x + 4
Write an equation for:
-2 ------ 3 0 ------- 4 2 ------- 5 4 ------- 6 |
|
SLOPE or
RATE OF CHANGE
What is another term for rise/run?
|
NOT a function
1 ----- 5
2 ---- 10 3 ---- 15 4 ---- 20 4 ---- 25 5 ---- 30 |
y = 7
y = 4x + 5 ; when x = 1/2
|
Positive Slope
What type of slope is graphed from this table/
(-2) ------ (-4) (-1) ----- (-2) (0) ------ (0) (1) ------ (2) |
y = -x + 4
Write an equation for:
(4, 0) (0, 4) ( |
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