COMPASS Algebra Practice Test A This practice test is 10 items long.
COMPASS Algebra Practice Test H This practice test is 10 items long. Record your responses on a...
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Transcript of COMPASS Algebra Practice Test H This practice test is 10 items long. Record your responses on a...
![Page 1: COMPASS Algebra Practice Test H This practice test is 10 items long. Record your responses on a sheet of paper. The correct answers are on the slide after.](https://reader034.fdocuments.us/reader034/viewer/2022051516/56649d405503460f94a1aff5/html5/thumbnails/1.jpg)
COMPASS AlgebraPractice Test H
• This practice test is 10 items long.• Record your responses on a sheet of
paper. • The correct answers are on the slide
after the last question. • Complete solutions follow the
answer slide.• Click the mouse or use the spacebar
to advance to the next question.
![Page 2: COMPASS Algebra Practice Test H This practice test is 10 items long. Record your responses on a sheet of paper. The correct answers are on the slide after.](https://reader034.fdocuments.us/reader034/viewer/2022051516/56649d405503460f94a1aff5/html5/thumbnails/2.jpg)
H1. What are the solutions to the quadratic equation ?036152 xx
A. 3, 6
B. 6, 6
C. 3, 12
D. 4, 9
E. -4, -9
![Page 3: COMPASS Algebra Practice Test H This practice test is 10 items long. Record your responses on a sheet of paper. The correct answers are on the slide after.](https://reader034.fdocuments.us/reader034/viewer/2022051516/56649d405503460f94a1aff5/html5/thumbnails/3.jpg)
H2. If for all x and y, , then
A.
B.
C.
D.
E. undefined
xy 2
xy 2xy 2yx 2
?b02 ybx
![Page 4: COMPASS Algebra Practice Test H This practice test is 10 items long. Record your responses on a sheet of paper. The correct answers are on the slide after.](https://reader034.fdocuments.us/reader034/viewer/2022051516/56649d405503460f94a1aff5/html5/thumbnails/4.jpg)
H3. For all
A.
B.
C.
D.
E.
,4x ?4
1682
x
xx
4x
4x
8x
8x
20x
![Page 5: COMPASS Algebra Practice Test H This practice test is 10 items long. Record your responses on a sheet of paper. The correct answers are on the slide after.](https://reader034.fdocuments.us/reader034/viewer/2022051516/56649d405503460f94a1aff5/html5/thumbnails/5.jpg)
H4. What is the value of the expression when
A.
B.
C.
D.
E.
xxxx 8534 ?2x
4068
648
64
10756
6166
![Page 6: COMPASS Algebra Practice Test H This practice test is 10 items long. Record your responses on a sheet of paper. The correct answers are on the slide after.](https://reader034.fdocuments.us/reader034/viewer/2022051516/56649d405503460f94a1aff5/html5/thumbnails/6.jpg)
H5. If then
A. 0
B. 4
C. 9
D. 25
E. no solution
9554,1 xx
?x
![Page 7: COMPASS Algebra Practice Test H This practice test is 10 items long. Record your responses on a sheet of paper. The correct answers are on the slide after.](https://reader034.fdocuments.us/reader034/viewer/2022051516/56649d405503460f94a1aff5/html5/thumbnails/7.jpg)
H6. For all
A.
B.
C.
D.
E.
?2500and0 49 yxyx
7283 yx
yxyx 222 510
105 23 yx
xyx 105 24
35 23 yx
![Page 8: COMPASS Algebra Practice Test H This practice test is 10 items long. Record your responses on a sheet of paper. The correct answers are on the slide after.](https://reader034.fdocuments.us/reader034/viewer/2022051516/56649d405503460f94a1aff5/html5/thumbnails/8.jpg)
H7. Simplify
A.
B.
C.
D.
E.
3
2
5
b
a
5
8
b
a
6
15
b
a
8
128
b
a
2
53
b
a
3
2
3
5
b
a
![Page 9: COMPASS Algebra Practice Test H This practice test is 10 items long. Record your responses on a sheet of paper. The correct answers are on the slide after.](https://reader034.fdocuments.us/reader034/viewer/2022051516/56649d405503460f94a1aff5/html5/thumbnails/9.jpg)
H8. Simplify
A.
B.
C. 6
D.
E.
?3
32
2
32
324
3
3226
3
324
5
352
![Page 10: COMPASS Algebra Practice Test H This practice test is 10 items long. Record your responses on a sheet of paper. The correct answers are on the slide after.](https://reader034.fdocuments.us/reader034/viewer/2022051516/56649d405503460f94a1aff5/html5/thumbnails/10.jpg)
H9. If the ratio of 4 to b is 5 to 7 then b = ? A. 3
B.
C.
D. 16
E.
5
28
4
35
7
20
![Page 11: COMPASS Algebra Practice Test H This practice test is 10 items long. Record your responses on a sheet of paper. The correct answers are on the slide after.](https://reader034.fdocuments.us/reader034/viewer/2022051516/56649d405503460f94a1aff5/html5/thumbnails/11.jpg)
H10. Which equation best describes this graph? A.
B.
C.
D.
E.
6
4
2
-2
-5
(-1, 4)322 xxy
322 xxy
322 xxy
362 xxy
432 xxy
![Page 12: COMPASS Algebra Practice Test H This practice test is 10 items long. Record your responses on a sheet of paper. The correct answers are on the slide after.](https://reader034.fdocuments.us/reader034/viewer/2022051516/56649d405503460f94a1aff5/html5/thumbnails/12.jpg)
Answers Algebra Practice Test H
1. C2. A3. B4. A5. B
6. D7. B8. B9. B10. C
![Page 13: COMPASS Algebra Practice Test H This practice test is 10 items long. Record your responses on a sheet of paper. The correct answers are on the slide after.](https://reader034.fdocuments.us/reader034/viewer/2022051516/56649d405503460f94a1aff5/html5/thumbnails/13.jpg)
H1. What are the solutions to the quadratic equation ?036152 xx
A. 3, 6
B. 6, 6
C. 3, 12
D. 4, 9
E. -4, -9
Factor. You need two numbers that will multiply
to 36 and add to -15.
× = 36
1 36
2 18
3 12
4 9
6 6
+
37
2015
13
12
036152 xx
0)3)(12( xxNow use the zero factor property.
012 x12x
03 x3x
}12,3{x
Answer C
![Page 14: COMPASS Algebra Practice Test H This practice test is 10 items long. Record your responses on a sheet of paper. The correct answers are on the slide after.](https://reader034.fdocuments.us/reader034/viewer/2022051516/56649d405503460f94a1aff5/html5/thumbnails/14.jpg)
H2. If for all x and y, , then
A.
B.
C.
D.
E. undefined
xy 2
xy 2xy 2yx 2
?b02 ybx
Solve for b.
02 ybxAdd b to
both sides.
bb byx 2
Answer A
![Page 15: COMPASS Algebra Practice Test H This practice test is 10 items long. Record your responses on a sheet of paper. The correct answers are on the slide after.](https://reader034.fdocuments.us/reader034/viewer/2022051516/56649d405503460f94a1aff5/html5/thumbnails/15.jpg)
H3. For all
A.
B.
C.
D.
E.
,4x ?4
1682
x
xx
4x
4x
8x
8x
20x
Factor.
)4(
)4)(4(
4
1682
x
xx
x
xx
Cancel. )4( x
Answer B
![Page 16: COMPASS Algebra Practice Test H This practice test is 10 items long. Record your responses on a sheet of paper. The correct answers are on the slide after.](https://reader034.fdocuments.us/reader034/viewer/2022051516/56649d405503460f94a1aff5/html5/thumbnails/16.jpg)
H4. What is the value of the expression when
A.
B.
C.
D.
E.
xxxx 8534 ?2x
4068
648
64
10756
6166
)2(8)2(5)2(3)2(4
Substitute and simplify.
161068
)4(1068
4068
Answer A
![Page 17: COMPASS Algebra Practice Test H This practice test is 10 items long. Record your responses on a sheet of paper. The correct answers are on the slide after.](https://reader034.fdocuments.us/reader034/viewer/2022051516/56649d405503460f94a1aff5/html5/thumbnails/17.jpg)
H5. If then
A. 0
B. 4
C. 9
D. 25
E. no solution
9554,1 xx
?x Radical EquationFirst isolate the radical.
9554 xSubtract 4 from
both sides. 44 555 xSquare both sides to
get rid of the radical. 22555 x
2555 xSubtract 5 from
both sides.
55 205 xDivide by 5.
4xAnswer B
![Page 18: COMPASS Algebra Practice Test H This practice test is 10 items long. Record your responses on a sheet of paper. The correct answers are on the slide after.](https://reader034.fdocuments.us/reader034/viewer/2022051516/56649d405503460f94a1aff5/html5/thumbnails/18.jpg)
H6. For all
A.
B.
C.
D.
E.
?2500and0 49 yxyx
7283 yx
yxyx 222 510
105 23 yx
xyx 105 24
35 23 yx
Find the square root of x9.
9x xxxxxxxxx
Each pair of (xx) inside represents one x outside.
xxxxx
xx4Choice D is the only answer
that matches this result.
![Page 19: COMPASS Algebra Practice Test H This practice test is 10 items long. Record your responses on a sheet of paper. The correct answers are on the slide after.](https://reader034.fdocuments.us/reader034/viewer/2022051516/56649d405503460f94a1aff5/html5/thumbnails/19.jpg)
H7. Simplify
A.
B.
C.
D.
E.
3
2
5
b
a
5
8
b
a
6
15
b
a
8
128
b
a
2
53
b
a
3
2
3
5
b
a
When raising a power to a power multiply the exponents.
3
2
5
b
a 32
35
b
a
6
15
b
a
Answer B
![Page 20: COMPASS Algebra Practice Test H This practice test is 10 items long. Record your responses on a sheet of paper. The correct answers are on the slide after.](https://reader034.fdocuments.us/reader034/viewer/2022051516/56649d405503460f94a1aff5/html5/thumbnails/20.jpg)
H8. Simplify
A.
B.
C. 6
D.
E.
?3
32
2
32
324
3
3226
3
324
5
352
Simplify the radicals.
3
32
2
)2(16
3
32
2
243
32
1
22
The common denominator is 3
3
32
1
22
3
3
3
3226
Answer B
![Page 21: COMPASS Algebra Practice Test H This practice test is 10 items long. Record your responses on a sheet of paper. The correct answers are on the slide after.](https://reader034.fdocuments.us/reader034/viewer/2022051516/56649d405503460f94a1aff5/html5/thumbnails/21.jpg)
H9. If the ratio of 4 to b is 5 to 7 then b = ? A. 3
B.
C.
D. 16
E.
5
28
4
35
7
20
Write the proportion as two equal fractions.
7
54
b
Cross multiply. b5)7(4 b528
Divide by 5.
5
5
5
28 b
b5
28Answer B
![Page 22: COMPASS Algebra Practice Test H This practice test is 10 items long. Record your responses on a sheet of paper. The correct answers are on the slide after.](https://reader034.fdocuments.us/reader034/viewer/2022051516/56649d405503460f94a1aff5/html5/thumbnails/22.jpg)
H10. Which equation best describes this graph? A.
B.
C.
D.
E.
6
4
2
-2
-5
(-1, 4)322 xxy
322 xxy
322 xxy
362 xxy
432 xxy
The y-intercept of the graph is (0, 3).
This eliminates choices A and E.
The point (0, 3) works in B, C, and D.
![Page 23: COMPASS Algebra Practice Test H This practice test is 10 items long. Record your responses on a sheet of paper. The correct answers are on the slide after.](https://reader034.fdocuments.us/reader034/viewer/2022051516/56649d405503460f94a1aff5/html5/thumbnails/23.jpg)
H10. Which equation best describes this graph? A.
B.
C.
D.
E.
6
4
2
-2
-5
(-1, 4)322 xxy
322 xxy
322 xxy
362 xxy
432 xxy
Try the point (-1, 4) in B.
3)1(2)1(4 2 3214
04 Try the point (-1, 4) in D.
3)1(6)1(4 2 3614
84
This eliminates choice B.
This eliminates choice D.
![Page 24: COMPASS Algebra Practice Test H This practice test is 10 items long. Record your responses on a sheet of paper. The correct answers are on the slide after.](https://reader034.fdocuments.us/reader034/viewer/2022051516/56649d405503460f94a1aff5/html5/thumbnails/24.jpg)
H10. Which equation best describes this graph? A.
B.
C.
D.
E.
322 xxy
322 xxy
322 xxy
362 xxy
432 xxy
Try the point (-1, 4) in C.
3)1(2)1(4 2 3214
44
Answer C