3) Why absolute ore value bars necessal. in the answers for some integrals, and not in others? 2 For example, Sdx= en (x45)+C メ+5 but, s z dx- lnlx=5\+C メ-5 Why the difference?

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
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Chapter5: Inverse, Exponential, And Logarithmic Functions
Section: Chapter Questions
Problem 21T
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Why are absolute value bars necessary
in the answers for some integrals, and
not in others?
For example, Sdx= ln(x?+5)+C
For example, S2x
X²+5
but, s dx- enlx²-5|+C
Why the difference?
Transcribed Image Text:Why are absolute value bars necessary in the answers for some integrals, and not in others? For example, Sdx= ln(x?+5)+C For example, S2x X²+5 but, s dx- enlx²-5|+C Why the difference?
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