trungduong12
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- 2014
I can show i)
But i dont know how to "hence show ii) from i) "
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Integration Q (1 Viewer)
- Thread starter trungduong12
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I can show i)
But i dont know how to "hence show ii) from i) "
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Carrotsticks
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Make log x the subject from (i), then integrate both sides.
dan964
what
use your "known fact/assumption" as follows
∫ lnx dx
= ∫ (ln (x) +1)-1 dx (“Rigging” it)
= x ln x- ∫ 1 dx (from part (i))
= x ln x- x
∫ lnx dx
= ∫ (ln (x) +1)-1 dx (“Rigging” it)
= x ln x- ∫ 1 dx (from part (i))
= x ln x- x