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Sullivan and Sullivan I - Algebra & Trig 3/e (Homework)

James Finch

Math - College, section 1, Fall 2010

Instructor: Dr. Friendly

Current Score: 0/12

Due: Monday, November 1, 2010 21:45 EDT

About this Assignment

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Question
Points
1 2 3 4 5 6
0/5 0/1 0/2 0/1 0/1 0/2
Total
0/12

Description

Here are some textbook questions from Algebra & Trigonometry 3/e by Sullivan and Sullivan published by Prentice Hall. Click here for a list of all of the questions coded in WebAssign.


Instructions

This demo assignment allows many submission and allows you to try another version of the same question for practice.



1. –/5 points Notes Question: SAT3 R.1.001.
Question part
Points
Submissions
1 2 3 4 5
0/1 0/1 0/1 0/1 0/1
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0/5
 
Given the following set, determine which numbers are Natural numbers, Integers, Rational numbers, Irrational numbers, and Real numbers. (For each, select all that apply.)
A = {-6, 1/2, -1.333... (the 3's repeat), , 2, 8}
(a) Natural numbers



(b) Integers



(c) Rational numbers



(d) Irrational numbers



(e) Real numbers




2. –/1 points Notes Question: SAT3 R.2.049.
Question part
Points
Submissions
1
0/1
0/50
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0/1
 
Determine which of the value(s), if any, must be excluded from the domain of the variable in the given rational expression. (Select all that apply.)
x/(x^2-9)




3. –/2 points Notes Question: SAT3 R.2.056.
Question part
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1 2
0/1 0/1
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0/2
 
Determine the domain of the variable x.
(-9)/(x+2)
{x | x
Enter a number.
}

4. –/1 points Notes Question: SAT3 R.4.010.
Question part
Points
Submissions
1
0/1
0/50
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0/1
 
Simplify this expression.
5^2+(1/5)^2
Enter a number.


5. –/1 points Notes Question: SAT3 R.3.033.
Question part
Points
Submissions
1
0/1
0/50
Total
0/1
 
In the figure shown, ABCD is a square, with each side of length 6 feet. The width of the border (shaded portion) between the outer square EFGH and ABCD is 2 feet. Find the area of the border.

area =
Enter a number.
 ft2

6. –/2 points Notes Question: SAT3 R.CR.085.
Question part
Points
Submissions
1 2
0/1 0/1
0/50 0/50
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0/2
 
A rectangular swimming pool, 20 feet long and 10 feet wide, is enclosed by a wooden deck that is 3 feet wide.


What is the area of the deck?
Enter a number.
 square feet
How much fence is required to enclose the deck?
Enter a number.
 feet
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