Practice Problems Worksheet Page 3
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2
3ANSWER KEY for MAT 056 Practice Final Exam Form Q
24. a.
b.
1.
25.
26. a.
b.
c.
2.
27.
3.
28.
29.
4a. x =
4b.
4c. x =
no solution
30.
31.
ft.
5a.
;
intervals
32.
33.
34.
]
[
35.
-6
1
5b. 2
; interval (-1,2)
(
)
-1
2
6. x
x = , 5
7.
. Any multiple of:
8
9. x-intercept is
y-intercept is
y
10.
11.
12.
13.
14.
15. a.
b.
c.
16. a.
b.
17. a.
b.
[
18.
1
19. no solution
20. 12 dimes and 13 nickels
21. a. 16
b.
22. a.
b
.
i.e. 6 does not
check)
23.
Revised: 10/28/13
3
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