Check out my other Proof by Induction videos: Series: ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-2Y3PPPi3PdQ.html Divisibility: ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-SwjWeO34XZ0.html Inequalities: ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-q3zVUtaODpI.html