http://thestudentroom.co.uk/latexren...3532c7771a.png...(1)

http://thestudentroom.co.uk/latexren...905f7cfae5.png...(2)

http://thestudentroom.co.uk/latexren...eef3857da5.png...(3)

http://thestudentroom.co.uk/latexren...b48cb99dbe.png...(4)

http://thestudentroom.co.uk/latexren...10c1f2bdc2.png...(5)

http://thestudentroom.co.uk/latexren...87103615b4.png...(6)

I've got to this point after performing some asymptotics, and can't see anyway of integrating (2) - (6) since they are all coupled, could someone please confirm that this is not possible for me please?

Thanks in advance!