2.3 and 2.4

# 2.3 and 2.4 - positive number b Distance i The number given...

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Absolute Value and Units of Distance A) Absolute Value a. 2 1 2 1 4 4 0 0 = = - = b. Geometric Definition i. The distance from the origin on a number line c. Formal Definition i. = x - if x if x , , 0 0 b x x Examples: Evaluate 1) 5 - - 2) 6 2 - + True or False 3) 5 5 - = - 4) 3 5 5 3 - - 5) 5 3 3 5 - - B) Rulers and Units of Distance a. The distance postulate i. To every pair of different points there corresponds a unique

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Unformatted text preview: positive number b. Distance i. The number given by the distance postulate ii. We use absolute value to measure distance between points. It should always be a positive number. HW# 3 P. 28 1-5 P. 30 3-8...
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## This note was uploaded on 05/16/2011 for the course ALGEBRA 098 taught by Professor Johnson during the Spring '09 term at Grand Valley State.

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2.3 and 2.4 - positive number b Distance i The number given...

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