math 221 alegrebra multiple choice 5 questions

Question 1. 1. In the equation presented in the video, Exercise 39, Intervals of Real Numbers located in the media section of Chapter 1, the presenter states to best way to represent a set of real numbers greater than 0 and less than or equal to 5 is to express this on a ________. (Points : 1)

       ruler

       graph

       number line

       diagram

 

Question 2. 2. In the video, Example 50, Absolute Value, which is located in the media section of Chapter 1, the presenter states, “Please don’t think that absolute value wants you to take the ________ of a number.  Sometimes students think that.” (Points : 1)

       positive

       opposite

       negative

       reciprocal

 

Question 3. 3. After reducing the fraction in the example of the slideshow, Equivalent Fractions, which is located in the media section of Chapter 1, the presenter finds the answer is –2/9. (Points : 1)

       True

       False

 

Question 4. 4. When looking the example in the slideshow, Absolute Value located in the media section of Chapter 1, the presenter states, “A number’s _____ from 0 on the number line is called the ‘absolute value’ of the number.” (Points : 1)

       placement

       position

       distance

       value

 

Question 5. 5. The presenter of example 59, Subtraction of Signed Numbers, which is located in the media section of Chapter 1, states “Subtracting a negative number is the same as adding the opposite of the number.” (Points : 1)

       True

       False

 

 

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