Practice Page
Directions: Read carefully. Choose the best answer.
1.
Regarding the graph at the right:
a) What is the x-intercept?
Choose:
(-1,0)
(0,1)
(0,-1) (1,0)

b) What is the y-intercept?
Choose:
(-1,0)
(0,1)
(0,-1)
(1,0)
FFgraph3

 

 

2.
Which function has the same
y-intercept as the graph at the right?

 Choose:
y + 3 = 6x
6y + x = 18
27 + 3y = 6x
fraction

graphplain

 

 

3.
Regarding the graph at the right:
a) On what interval(s) is the function increasing?
Choose:
-1 < x < 3
x < -1 and x > 3
x < 0 and x > 2
0 < x < 2

b) On what interval(s) is the function decreasing?
Choose:
-1 < x < 3
x < -1 and x > 3
x < 0 and x > 2
0 < x < 2
FFgraph1
FFhint

 

 

4.
Regarding the graph at the right:
a) On what interval(s) is the function positive?
 Choose:
x < 0
x < -1 and x > 1
x < -1
x < -1 and x > 1

b) On what interval(s) is the function negative?
 Choose:
x < -1
-1 < x < 1
-1 < x < 1
x < -1 and x > 1
FFgraph2a

 

 

5.
A function has the following properties:
• it is decreasing and linear between x = -5 and x = -2.
• it is increasing and non-linear between x = -2 and x = 0.
• it is constant between x = 0 and x = 2.
• it is increasing and linear between x = 2 and x = 5.
Which graph best represents this function?
 
Choose:
graphf1
 graphf2
graphf3 graphf4
 

 

 

6.
A function graph is shown at the right. Which statement is TRUE regarding this graph?
 Choose:
From A to B, the function is linear and decreasing.
From B to C, the function is linear and decreasing.
From C to D, the function is non-linear and increasing.
From D to E the function is non-linear and increasing.

graphfeaturebroke

 

 

7.
 The graph at the right shows y as a function of x.

For which intervals is the function decreasing?

 

Choose all that apply.

Then hit "Submit".		 graphf5
 

-5 < x < -3

-3 < x < 0

0 < x < 1

1 < x < 3

3 < x < 5


        

 

 

8.
One characteristic of all linear functions is that they change by ...
Choose:
equal factors over equal intervals.
unequal factors over equal intervals.
equal differences over equal intervals.
unequal differences over equal intervals.

 

 

9.
Which of the following functions has the greatest y-intercept?
 Choose:
y = 3x
2x + 3y = 12
the line that has a slope of 2 and passes through (1,4)
graphinter

 

 

10.
A function graph is shown at the right. Over what intervals is this graph increasing?

Look carefully at the labeling on the axes.

Choose:

x < -3 and 0 < x < 2
-2 < x < 0 and x > 2
x < -4 and 0 < x < 4
-4 < x < 0 and x > 2

graphjm



 

11.
The Weather Channel charted local temperatures and saw a storm front arrive at 11 AM.
a) What was the maximum temperature reached during the 10 hours of recordings?
 Choose:
70º
80º
85º
68º

b) What was the minimum temperature, caused by the storm front?
 Choose:
40º
80º
50º
68º
FFgraph7
 

c) At what time did the minimum temperature, caused by the storm front, occur?
 Choose:
6 AM
11 AM
2 PM
3 PM
 

d) During what time interval was the temperature decreasing?
 Choose:
from 8 AM to 11 AM
from 2 PM to 6 PM
from 3 AM to 6 AM
from 11 AM to 2 PM

 


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