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CBSE Class 12-science Answered

please tellme whatisthe integral of logxDivided by x(Square)
Asked by | 11 Jan, 2010, 08:55: PM
answered-by-expert Expert Answer

log x dx/x2

Put log x = y; dx/x = dy and x = ey

ye-ydy = - ye-y - (-e-y )dy

= -ye-y -e-y + C

=-(1/x)(log x + 1) + C

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Answered by | 11 Jan, 2010, 10:13: PM

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