Download homework - Materiell

Algebra 1 Practice
-
1. If
11/10/15
, what is
a
2
c
-4
b
4
d
14
2. Which graph below represents a function?
f
g
3. A function,
a
{-8, -6, 12}
b
{-12, -8, 4}
c
{-42, -22, 3}
d
{-10, -6, 3}
.
-45/4
g
-20
h
-9/4
i
-4
i
has a domain of {-6, -2, 3}. What is its range?
4. Solve for m.
f
h
5. Which expression best descibes the area, A, of the rectangle below. (A =
a
b
c
6. Solve:
f
-23
g
9
h
23/3
i
19/5
d
.
7. Given the input-output machine below, what should the output be?
a
12
b
c
15
8. Evaluate the expression
.
f
-16
g
6
h
30
i
-2
3
d
-3
).
9. What is the solution of
a
6
b
7
c
5
d
8
10. Identify the property that best describes
.
f
commutative property
h
distributive property
g
identity property
i
associative property
11. Which of the following represents a function?
a
{(5, 4), (4, 5), (5, 1), (1, 5)}
c
{(3, 2), (4, 2), (5, 2), (6, 2)}
b
{(4, -3), (-3, 4), (-4, -3), (-3, -4)}
d
{(2, 3), (2, 4), (2, 5), (2, 6)}
12. Solve for m.
f
-14
g
12
h
-7
i
4
13. If
which model below represents the simplification of
a
c
b
d
14. Which equation below gives the following input/output table?
f
h
g
i
15. Which of the following diagrams does not represent a function?
a
b
c
d
16. A taxi driver charges a flat fee $3.25 plus $0.20 for each mile driven. The total charge for a taxi trip was
$4.50. Which equation below best describe the situatin above?
f
$3.25 + 0.20x = $4.50
h
$3.25x + 0.20 = $4.50
g
0.20x + $4.50 = $3.25
i
$4.50 x + 0.20 = $3.25
17. Solve for a.
a
-2
b
37/14
c
2
d
42/11
18. Simplify the following radicals.
(a)
(b)
answer: ___________
19. Evaluate:
answer: _________________
, when x = 2
answer: __________________
20. Name the following properties.
(a)
: ______________________
(b) (a + b)(1 + 2)(e + f) = (e + f)(1 + 2)(a + b): __________________
21. A function
is described as .....
The range of
is all real numbers less than or equal to ____________.
(A) 2
(B) 1
(C) 5
22. Which function below has an x-intercept of -1 and 3?
23. A function f(x) is described as
(D) 4
24. A function f(x) is described as