Total no. of real solution of

My Trail:: Let and

Now Using first derivative test, we will check whose slope is Increasing faster rate.

So and

So for The , Slope of Slope of

So is always above

So no solution for

and for Slope of Slope of

So is always above

So no solution for

Now we will calculate in

Now I Did not understand How can I find whether is or not

please help me

Thanks