Question
16. Simplify 6p2
30
15
12
720
17. Simplify 8c5
6,720
336
56
10
Okay, so the formula for Permutations is n!/(n-r)! and the formula for Combinations is
n!/r!(n-r)! however I don't quite know how to figure either of these out. I'm sort of blanking here! Please help.
BTW, Ms. Sue, if "this is not your area," then don't comment on this. That simple.
30
15
12
720
17. Simplify 8c5
6,720
336
56
10
Okay, so the formula for Permutations is n!/(n-r)! and the formula for Combinations is
n!/r!(n-r)! however I don't quite know how to figure either of these out. I'm sort of blanking here! Please help.
BTW, Ms. Sue, if "this is not your area," then don't comment on this. That simple.
Answers
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