A student club has 12 members. How many ways can the club choose a President, Vice President, Secretary, and Treasurer?

12,300

6,940

11,880

9,940

Question

A student club has 12 members. How many ways can the club choose a President, Vice President, Secretary, and Treasurer?

      
12,300

      
6,940

      
11,880

      
9,940

anonymous · Answer

You should try these problems on your own unless you already know them and you're postin them as good questions. :)

anonymous · Answer

I don't know how to do them on my own, or I would.

anonymous · Answer

Oh
You know Permutations and Combinations right, ie is what do they stand for?

anonymous · Answer

No idea what either of those meant.

anonymous · Answer

Oh what is P(3,7) ? What does that mean?

.sam. · Answer

: P(12,4) = 12*11*10*9 
 
11,880

anonymous · Answer

I don't know what that means amogh.

anonymous · Answer

OK C(n,r) means the total number of combinations in which you can choose r terms out of n terms.
eg, C(4,2) is the number of terms in which 2 balls/anything can be chosen out of a total of 4.

anonymous · Answer

Oh I thought you wanted to know, sorry!

anonymous · Answer

I did, but still don't get it. What's the C for?