Question

In how many ways can I organize this numbers: (1,1,0,0,0)?

Answer 1

how many options do you have for picking the first element?

Answer 2

2

Answer 3

I thought that could be: 2*2*1*1*1, but it's not

Answer 4

2 is correct, a 1 or a 0, but i think this might be simpler if we just use the formula:

\[\frac{n!}{k!r!}\]

Answer 5

there are 5 elements total, 5!

there are 2 and 3 elements alike: 2!3!\[\frac{5!}{2!~3!}\]should be it

Answer 6

5.4.3.2
------
3.2.2


5.2 = 10

Answer 7

00011
00101
01001
10001

00110
01010
10010

01100
10100

11000

Answer 8

Yes, that was the answer!

Answer 9

10

Answer 10

i was hoping it was a small number, that way we could dbl chk easier :)

Answer 11

thank you!