# MAT 222 WEEK 3 QUIZ - Grading Summary These are the...

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Grading Summary These are the automatically computed results of your exam. Grades for essay questions, and comments from your instructor, are in the "Details" section below. Date Taken: 1/23/2017 Time Spent: 16 min , 20 secs Points Received: 3 / 5 (60%) Question Type: # Of Questions: # Correct: Multiple Choice 5 3 Grade Details - All Questions Question 1.Question : In the video Exercise 3 Rationalizing the Denominator, the presenter needs to change the 7 in the denominator to a rational number without changing the value of the fraction. To do so you need to: Student Answer: Add 3 to the fraction Multiply by 3/ Subtract 7 from the fraction Multiply by 7/ 7 7
Points Received: 1 of 1 Comments: Question 2.Question : When looking at the problem given in the slideshow, Imaginary Solutions to Equations , located in the media section of Chapter 9, in the fourth step an i” is used into the expression. What does the character i” represent?