Question

You own 6 cassettes and are taking 5 on vacation. In how many ways can you choose 5 cassettes from the 6?

Answer 1

use combinations..i guess
\[nCr = \frac{n!}{r!(n-r)!}\]
so \[6C5 = \frac{6!}{5!(6-5)!}\]

Answer 2

does that help?

Answer 3

will u explain it a bit further

Answer 4

what do you mean?

Answer 5

which do you need explaining?

Answer 6

what do udo after thaat

Answer 7

will u explain it a bit further

Answer 8

what do udo after thaat

Answer 9

you solve it...you do know what the "!" means right?

Answer 10

yes its like 6x5x4x3x2x1