http://quicklatex.com/cache3/ql_b052...ee687eb_l3.png
P(0) is true.
Assume true for a fixed by arbitrary integer.
http://quicklatex.com/cache3/ql_e50e...f080d4a_l3.png
http://quicklatex.com/cache3/ql_5a0e...565e983_l3.png
http://quicklatex.com/cache3/ql_7795...c8a2818_l3.png
http://quicklatex.com/cache3/ql_2c9b...af582ad_l3.png
Not sure what to do now. Sorry about not using Latex, but since it is having problems, this is the best way I can convey it to you.

