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3psilon

  • 3 years ago

Why is the integral of dx/x == ln(x)

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  1. anonymous
    • 3 years ago
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    \[\int \ln(x)dx=x\ln(x)-x\] by integration by parts, best to just memorize it

  2. baldymcgee6
    • 3 years ago
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    |dw:1351464153935:dw|

  3. anonymous
    • 3 years ago
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    maybe i did not understand the question \[\int\frac{dx}{x}=\ln(x)\] as stated by @baldymcgee6

  4. baldymcgee6
    • 3 years ago
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    |dw:1351464256324:dw|

  5. 3psilon
    • 3 years ago
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    thx guys

  6. baldymcgee6
    • 3 years ago
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    If you really want the proof.. http://en.wikipedia.org/wiki/E_(mathematical_constant)#e_in_calculus

  7. mahmit2012
    • 3 years ago
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    |dw:1351465496164:dw|

  8. mahmit2012
    • 3 years ago
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    |dw:1351465582930:dw|

  9. mahmit2012
    • 3 years ago
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    |dw:1351465665377:dw|

  10. mahmit2012
    • 3 years ago
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    |dw:1351465737522:dw|

  11. mahmit2012
    • 3 years ago
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    |dw:1351465876937:dw|

  12. mahmit2012
    • 3 years ago
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    |dw:1351465962075:dw|

  13. mahmit2012
    • 3 years ago
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    |dw:1351466032122:dw|

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