1.

The solution of the equation \[\frac{{{x}^{2}}{{d}^{2}}y}{d{{x}^{2}}}=\ln x,\] when   \[x=1\], \[y=0\] and \[\frac{dy}{dx}=-1\] is [Orissa JEE 2003]

A. \[\frac{1}{2}{{(\ln x)}^{2}}+\ln x\]                                      
B. \[\frac{1}{2}{{(\ln x)}^{2}}-\ln x\]
C. \[-\frac{1}{2}{{(\ln x)}^{2}}+\ln x\]                                     
D. \[-\frac{1}{2}{{(\ln x)}^{2}}-\ln x\]
Answer» E.


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