Math 107 Q1
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MATH107Quiz1_Fall_OL4.docMATH 107 QUIZ 1 NAME_______________________________ Fall_OL4 Instructor: K. Chavis
INSTRUCTIONS
· The quiz is worth 100 points. There are 7 problems (points for each problem is listed).
· This quiz is open book and open notes , unlimited time . This means that you may refer to your textbook, notes, and online classroom materials, but you may not consult anyone . You may take as much time as you wish, provided you turn in your quiz no later than the due date posted in our course schedule of the syllabus.
· You must show your work on problems that indicate to show work to receive full credit. If you do not show your work, you may earn only partial or no credit at the discretion of the professor. Please type your work in your copy of the quiz, or if you prefer, create a document containing your work. Scanned work is acceptable also. Be sure to include your name in the document.
· To complete your quiz, you may type your work or scan your hand written work or take pictures of your handwritten work. Once you have completed the quiz, submit your work in your LEO Assignment Folder.
· If you have any questions, please contact me by e-mail ( [email protected] ) and make sure you include Math107 as your subject.
SHORT ANSWER. Answer the questions in the spaces provided. Show all work where indicated.
1. (8 pts) Calculate the value of | –8.7| + |726.8|. Your answer should not contain any absolute value symbols.
2. (12 pts) Simplify
(
)
(
)
3
2
3
3
2
5
16
4
2
t
x
t
x
t
x
-
. Show work.3. (12 pts) Simplify
2
1
4
5
2
3
6
16
-
-
÷
÷
ø
ö
ç
ç
è
æ
z
x
z
x
y
. Show work.4. (12 pts) (Perform the indicated operation.
12
12
16
40
4
10
48
48
2
-
-
·
-
+
x
x
x
x
. Simplify if possible. Show work.5. (20 pts) Perform the indicated operations and simplify: (6x – 5)2 – (2x – 2)(x + 6). Show work.
6. (12 pts) Simplify:
2
7
18
50
-
+
Show work. Give the exact answer (including a radical).[If you prefer keyboard notation, the expression is sqrt(50) + sqrt(18) – 7sqrt(2).]
7. (24 pts) Factor. (Work not required to be shown).
(a) 4p2 + 3p – 1
(b) 144r2 – 81s2
(c) 8m3 – 27n3
At the end of your quiz you must include the following dated statement with your name typed in lieu of a signature. Without this signed statement you will receive a zero.
I have completed this quiz myself, working independently and not consulting anyone except the instructor. I have neither given nor received help on this quiz.
Name: Date:
