UPSC NDA II 2014 Mathematics Paper

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Question : 86 of 120

Marks: +1, -0

What is the solution of the equation ln(

dy

dx

)+x=0 ?
where c is an arbitrary constant.

[NDA II 2014]

y+ex=C
y−e−x=c
y+e−x=c
y−ex=c

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