Worksheetsfunction notation f(x)
Total questions: 18
Worksheet time: 56mins
If f(x) = 2x + 1, what would be your first step to find f(1)?
Plug a 1 in for all the x's
Set the function equal to 1
Only plug a 1 into the left side
Only plug a 1 into the right side
If f(x) = 2x + 1, find f(1).
f(1) = 1
f(1) = 4
f(1) = 0
f(1) = 3
If f(x) = -x + 4, find f(10).
(a)
Given f(x) = x2 - 3x, find f(-4).
(a)
How would you write y = 2x - 3 in function notation?
y = 2x-3
f = 2x - 3
f(x) = 2x-3
Fred X
Given f(x) = x2 - 1, what is the value of f(10)?
100
19
99
9
What is the definition of a function?
Has inputs and outputs
Inputs have different outputs every time
x-values and
y-values
Every input has only one output
The x axis goes
left and right (horizontal)
up and down (vertical)
The y-axis goes _
left and right (horizontal)
up and down (vertical)
left and up (slanted)
right and up (slanted)
Another name for a graph is _
Thing-a-ma-bob
Coordinate Plane
Whatchamajiggit
Whozeewhatzit
A point on the coordinate plane is also called a _
Thing-a-ma-bob
Whatchamajiggit
Ordered Pair
Whozeewhatzit
How would you write y = 2x - 3 in function notation?
y = 2x-3
f = 2x - 3
f(x) = 2x-3
f(x) is a different way to represent ______.
Fred X
What letter represents the ordered pair (-1,2)?
G
S
P
A
B
What letter represents the ordered pair (6,-2)?
M
S
P
A
B
If f(x) = 2x + 1, what would be your first step to find f(1)?
Plug a 1 in for all the x's
Set the function equal to 1
Only plug a 1 into the left side
Only plug a 1 into the right side
