S1 Help plzzzzz

[darkie123]

Salaam
Plz any one have notes of permutation and combinations plz share. I am zero at it

 

[Xam]

http://www.youtube.com/watch?v=Dsi7x-A89Mw

LMAO at the accent :lol: :crazy: :crazy: :%) :%) :%)

 

[reekx94]

there you go, worked solutions in video, from the simplest of questions to the toughest.

http://www.examsolutions.co.uk/A-Level- ... -guide.php