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[answered] Math 012 Quiz 4 Fall, 2016 Instructor: Name________________
Can you please help with these math problems? I appreciate it
Math 012 Quiz 4
Fall, 2016
Instructor:
Name________________________________
Instructions: The quiz is worth 100 points. There are 10 problems, each worth 10 points. Your score
on the quiz will be converted to a percentage and posted in your assignment folder with
comments.
This quiz is open book and open notes, and you may take as long as you like on it
provided that you submit the quiz no later than the due date posted in our course schedule
of the syllabus. You may refer to your textbook, notes, and online classroom materials,
but you may not consult anyone.
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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: Please remember to show all of your work.
1) Find the excluded values for the algebraic fraction: Math 012
Quiz 4
2) Find the excluded values for the algebraic fraction: 3) Perform the indicated operation and simplify your answer: 10n2 6n 60 3
8n2 4) Perform the indicated operation and simplify your answer: x2 12 x 27 5x2 45 x
x7
x 3 Page 2 Math 012
Quiz 4 Page 3 5) Perform the indicated operation and simplify your answer: 6) Perform the indicated operation and simplify your answer: 5 2
n 3 n 2 7) Solve the equation and show the check of your solution(s). If an answer is an excluded value,
please state that on your paper. Use the method discussed in Section 7.7 of our text, clearing
fractions from the equation first. m 4 m2 10m 24 2 2
m2
4m 2
m Math 012
Quiz 4 Page 4 8) Solve the equation and show the check of your solution(s). If an answer is an excluded value,
please state that on your paper. Use the method discussed in Section 7.7 of our text, clearing
fractions from the equation first. 9) If a 9-foot tall adult elephant casts a 16-foot shadow, how long is the shadow of the 5.5-foot
zookeeper? Use a proportion to set up and solve an equation. Round your answer to the nearest
tenth of a foot if necessary. Math 012
Quiz 4 Page 5 10) Ellen worked 10 more overtime hours than Andrew one week. If Ellen worked 7 overtime
hours for every 2 overtime hours that Andrew worked, for how many hours of overtime did each
person work? Round your answer to the nearest tenth of an hour if necessary. End of quiz: please remember to sign and date the statement in the box on the first page of the
quiz.
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This question was answered on: Sep 18, 2020
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