duh!looks like i am never gonna get this cleared.
i cud write the eqns for rl rc across dc both series and parallel with a lot of help from some of u guys out there but when am writing the same across ac supply...

is my math wrong?do i assume a solution?
i hope someone with some time will help.

 

ok i figured it out.i just had to rearrange the equation and assume a solution.