hi, how to find the range in which root of Eq lies and why fsolve is not giving result>?

numeric_solution.mw

Can anyone correct me, what's wrong with it.

Help_solution.mw

hi, why my dsolve command is not working

dsolve.mw

Hi

can anyone help me to solve second order ode, I am unable to find the value of the involved constant of integration

ode_solution_help.mw

Hi to all community. I am trying to integrate a lengthy-expression but could not get the result after waiting of 1 and 2 hours even. is there any way to control such integration

Integration_Help.mw