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Drost - Quick Prep for Pre-Calculus (Homework)

James Finch

Math - College, section 1, Fall 2019

Instructor: Dr. Friendly

Current Score : 5 / 5

Due : Sunday, January 27, 2030 00:00 EST

Last Saved : n/a Saving...  ()

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Question
Points
1 2 3
2/2 2/2 1/1
Total
5/5 (100.0%)

  • Instructions

    Here are some textbook questions from Quick Prep for Pre-Calculus 1/e by Marcia Drost published by Brooks/Cole. Click here for a list of all of the questions coded in WebAssign.

    These questions are designed to help students review key concepts required to be successful in a PreCalculus course. They are available as an additional resource which can be added to any course where a Cengage text is in use. This demo assignment allows many submissions and allows you to try another version of the same question for practice.

Assignment Submission

For this assignment, you submit answers by question parts. The number of submissions remaining for each question part only changes if you submit or change the answer.

Assignment Scoring

Your last submission is used for your score.

1. 2/2 points  |  Previous Answers DrostPreCalc1 D.1.014.MI. My Notes
Question Part
Points
Submissions Used
1 2
1/1 1/1
1/50 1/50
Total
2/2
 
Solve for x and y.
 
(9 + x) + (−5 + y)i
2 − i
 = 7 + 6i, where i = 
−1
 
x = Correct: Your answer is correct.
y = Correct: Your answer is correct.

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2. 2/2 points  |  Previous Answers DrostPreCalc1 D.1.023.MI. My Notes
Question Part
Points
Submissions Used
1 2
1/1 1/1
2/50 2/50
Total
2/2
 
Solve.
 
4x − 3y = 12
28x − 15y = 60
x = Correct: Your answer is correct.
y = Correct: Your answer is correct.

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3. 1/1 points  |  Previous Answers DrostPreCalc1 D.1.027.MI. My Notes
Question Part
Points
Submissions Used
1
1/1
1/50
Total
1/1
 
The hypotenuse of a right triangle is 8 cm more than one of the legs. If the other leg is 76 cm, how long is the hypotenuse?
Correct: Your answer is correct. cm

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