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Aufmann et al - PREALG 1/e (Homework)

James Finch

Math - Developmental, Fall 2010

Instructor: Dr. Friendly

Current Score: 14/14

Due: Wednesday, August 18, 2010 23:45 EDT

Question
Points
1 2 3 4 5 6 7 8
1 1 1 1 1 1 6 2
Total
14/14

Description

Here are some textbook questions from PREALG 1/e by Richard N. Aufmann, Vernon C. Barker, Joanne S. Lockwood published by Brooks/Cole. Click here for a list of all of the questions coded in WebAssign.


Instructions

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



1. 1/1 points All Submissions Notes Question: AufPreAlg1 1.2.P.187.
Question part
Points
Submissions
1
1
1/50
Total
1/1
 
Is 26 a solution of the equation 70 = 94d?
    

Your answer is correct.



2. 1/1 points All Submissions Notes Question: AufPreAlg1 1.3.P.329.
Question part
Points
Submissions
1
1
3/50
Total
1/1
 
Find all the factors of the number. (Give the factors in a comma separated list. Order does not matter. Do not repeat any factors.)
30
Enter a mathematical expression or equation with exact values.
Your answer is correct.

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3. 1/1 points All Submissions Notes Question: AufPreAlg1 2.2.P.197.
Question part
Points
Submissions
1
1
1/50
Total
1/1
 
The figure below shows the highest and lowest temperatures ever recorded for selected regions of the world. What is the difference between the highest and lowest temperatures ever recorded in South America?
Enter an exact number.
°CYour answer is correct.

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4. 1/1 points All Submissions Notes Question: AufPreAlg1 2.2.P.237.
Question part
Points
Submissions
1
1
3/50
Total
1/1
 
Use the equation S = NP, where S is a golfer's score relative to par in a tournament, N is the number of strokes made by the golfer, and P is par, to find a golfer's score relative to par when the golfer made 269 strokes and par is 284.
Enter an exact number.
Your answer is correct.

5. 1/1 points All Submissions Notes Question: AufPreAlg1 6.5.P.226.
Question part
Points
Submissions
1
1
2/50
Total
1/1
 
Graph the ordered pairs.
(2, 4), (0, 0), (3, −2), and (−5, 5)

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6. 1/1 points All Submissions Notes Question: AufPreAlg1 6.6.091.
Question part
Points
Submissions
1
1
1/50
Total
1/1
 
Graph the equation.
y = −2x + 2

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7. 6/6 points All Submissions Notes Question: AufPreAlg1 6.6.P.266.SBS.
Question part
Points
Submissions
1 2 3 4 5 6
1 1 1 1 1 1
1/50 1/50 1/50 2/50 1/50 1/50
Total
6/6
 
Find the ordered-pair solution of y = -4x3 corresponding to x = -2.
Step 1:
Replace
Enter a mathematical expression.
Your answer is correct. by
Enter an exact number.
Your answer is correct..
y = -4(-2) − 3

Step 2:
Multiply.
y =
Enter an exact number.
Your answer is correct.3


Step 3:
Subtract.
y =
Enter an exact number.
Your answer is correct.


Step 4:
The ordered pair solution is (x, y) = (
Enter an exact number.
Your answer is correct.,
Enter an exact number.
Your answer is correct.).


8. 2/2 points All Submissions Notes Question: AufPreAlg1 6.6.P.277.
Question part
Points
Submissions
1 2
1 1
1/50 1/50
Total
2/2
 
Find the ordered-pair solution of
y
1
8
x9
corresponding to x = 0.
(x, y) = (
Enter an exact number.
Your answer is correct.,
Enter an exact number.
Your answer is correct.)

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