math 221 alegrebra multiple choice 5 questions
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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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