Permutations with restrictions

Simple, easy to understand math videos aimed at High School students. Want more videos? I've mapped hundreds of my videos to the Australian senior curriculum at my website mathsvideosaust...

[@SiwiPaul-ib4bz]

That was helpful 😊 Thank you very much

[@CubingComplished]

very helpful 👍

[@Burningarrow7]

You didn't really explain anything. You just said what you're doing

[@MariaPerez-kd5kw]

fr

[@oliviasullivan8244]

This was great Mr Speranza!

[@km-zd2ko]

Thank you very much sir. thank you for the effort

[@km-zd2ko]

@Ibrahim Najm uhh, what's spesh?

[@allthingsgirls7501]

@@km-zd2ko specialist mathematics?

[@leewenzhe8815]

Great