1.
If
f
(
x
) = [2
x
- 1], find
f
(5.4).
A.
10
B.
9.8
C.
9
D.
8
Hint
2.
If
g
(
x
) = |
x
+ 3|, find
g
(-7).
A.
4
B.
-4
C.
-7
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.
What type of function is shown in the graph?
A.
absolute value function
B.
piecewise function
C.
step function
D.
constant function
Hint
5.
Suppose a plant grows one inch every year. If
x
is how old the plant is (in years), and
f
(
x
) is how tall the plant is (in inches), what type of function is
f
(
x
)?
A.
absolute value function
B.
identity function
C.
step function
D.
constant function
Hint