1.
If
f
(
x
) = [2
x
- 1], find
f
(5.4).
A.
8
B.
10
C.
9.8
D.
9
Hint
2.
If
g
(
x
) = |
x
+ 3|, find
g
(-7).
A.
-4
B.
-7
C.
4
D.
10
Hint
3.
Identify
h
(
x
) = [
x
] + 4.
A.
constant function
B.
greatest integer function
C.
direct variation function
D.
absolute value function
Hint
4.
Choose the graph of
f
(
x
) = |
x
| - 2.
A.
B.
C.
D.
Hint
5.
Which equation describes graph A?
A.
y
= 2.25
x
- 1
B.
y
= 2.25|
x
| - 1
C.
y
= |
x
- 1 |
D.
y
= | 2.25
x
|
Hint