mathematical induction again (divisibility proof)

Using induction to prove a divisibility statement

[mastershakedude]

this math problem's actually in my book, and i was trying to solve it, then I had a hard time and tried to search a video that could help, then I found your video which is the exact same problem I'm trying to solve, lol! thank you so much this has helped a lot!

[cik]

was struggling with this.
my textbook uses a completely different method and i couldn't follow it but this is great. my exam is next week!

[mgnovasaleen]

thank you i was struggling so hard with this and now i understand it!

[Khaielaash]

Thank you so much! You made this so easy!