Thequestionasker
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Does anyone have any tips as to how to think about permutations, combinations and factorials in another way?

I understand that you use p if the order matteretc, but what I'm finding hard is the trickier questions... My exam is in a few days so please please help! Thanks!
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TeeEm
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(Original post by Thequestionasker)
Does anyone have any tips as to how to think about permutations, combinations and factorials in another way?

I understand that you use p if the order matteretc, but what I'm finding hard is the trickier questions... My exam is in a few days so please please help! Thanks!

I cannot teach you but here is a link with many worked out examples
http://madasmaths.com/archive/maths_...rmutations.pdf
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