This section requires Javascript.
You are seeing this because something didn't load right. We suggest you, (a) try
refreshing the page, (b) enabling javascript if it is disabled on your browser and,
finally, (c)
loading the
non-javascript version of this page
. We're sorry about the hassle.
The question is wrong it should be evaluate not solve for x.... on applying L'Hospital Rule(as it is in 0/0 form) i.e. differentiating numerator and denominator with respect to x once, then we get an exp and on putting x=3 we get Ans :162.