Q. 13.7( 3 Votes )

Mark the correct alternative in each of the following:

The integrating factor of the differential equation is given by

A. log (log x)

B. ex

C. log x

D. x

Answer :

Dividing x.log x both sides we get,

The above equation is of the form i.e. linear differential equation.

Integrating factor = e∫ P dx

Considering ∫ P

Put log x = t

Putting values, we get,

elog x = x

I.F = log x = (C)

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