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Function Notation
Function Notation
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1
Marty earns $12.50 an hour and has a court-ordered garnishment of 300.00 as a court fine due in two week.
y=12.50x-300
y= 12.50x +300
2
Which Relation(s) is
NOT
a function?
Relation 1 & 4
Relation 1 Only
Relations 2 & 3
Relation 4 only
3
Shanashia needs groceries for her family. She has 150.00 left on her EBT card and reserved 30.00 a week for food.
f(x)=30x+150
f(x)= 30x-200
4
Which equation represents a line
parallel
to
Line z
?
2x+5y=1
y=\frac{2}{5}x+4
y=-3x+\frac{5}{2}
y=\frac{5}{2}x
5
Evaluate using function notation.
3
0
-2
9
6
Which equation represents Johnelle when she purchases 300 items at $45.00 each and $80.00 shipping and handling fee?
f (45)= 300(45) + 85
f(45)= 300(45) + 80
7
Which choice would help you efficiently rewrite this linear function in
slope-intercept form
?
Subtract 8 and add y to both sides
Add 8 and subtract y from both sides
8
When learning about
FUNCTIONS
in math,
DOMAIN
is all of your ___ values
X VALUES
Y VALUES
9
McKayla spends $15.00 extra dollars on the best shoes online and also pays for two pair of shoes at the same price.
f(x)= 2x+15
f(x)= 2x -15
10
Which function can be used to find
d
, the amount of money saved after
w
weeks of babysitting?
d=30w
d=20w+50
d=20w
d=50w+20
11
Which is the equation for the following graph?
y = 3
y = 6x - 3
y = 2x - 3
y = 2x + 4
12
Which technology tool is commonly used for graphing functions in math?
d) Social media platforms
c) Online encyclopedias
a) Spreadsheet software
b) Video conferencing tools
13
If f(x)= 15x+100 then f(45)= 15(45) + 100= 775
False
True
14
y= mx+b is the slope-intercept form for Algebra
True
False
15
Which of the following equations is written in function notation?
y = 5x2
y = 2x3
y = x - 3
f(x) = 2x + 4
16
two step word problems
202
124
234
178
17
Function Notation
B
C
A
D
18
Which function describes what happens when Jaquan orders 55 items at $10.00 each and a fee of $15.00?
f(10)= 55(10)+15
f(10)= 55(10)+12
19
Is this a function?
Yes
No
20
Which function is best represented by this table of values?
y=5x+10
y=−5x+10
y=0.2x−5
y=(1/5)x+10
21
Which choice would help you efficiently rewrite this linear function in
slope-intercept form
?
Subtract 8 and add y to both sides
Add 8 and subtract y from both sides
22
What function is linear?
6x2-1
x2+10
3x2-1x+6
2x-1
