The absolute value function (f x x ), is used to describe the distance of any number (x) from the origin For example, |3| = 3 as well as |-31= 3, as both are 3 units from the origin. Examples - Evaluate. a) |-15 +21-3|-|8| = b)|5-12|-|12-51 c) 1-151-+-1505 -3 3

Advanced Engineering Mathematics
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Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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The absolute value function (f x = x), is used to describe the distance of any number (x) from the origin.
For example, |3| = 3 as well as 1-31=
3, as both are 3 units from the origin.
Examples Evaluate.
a) |-15 +21-3|-|8|
b) | 5-12|-|12-5|
c) -15 + 15
Transcribed Image Text:The absolute value function (f x = x), is used to describe the distance of any number (x) from the origin. For example, |3| = 3 as well as 1-31= 3, as both are 3 units from the origin. Examples Evaluate. a) |-15 +21-3|-|8| b) | 5-12|-|12-5| c) -15 + 15
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