We need your support!

We are currently struggling to cover the operational costs of Xtremepapers, as a result we might have to shut this website down. Please donate if we have helped you and help make a difference in other students' lives!
Click here to Donate Now (View Announcement)

Home
Search

Search results

H
AS permutation & combination questions .help required!

1) The word EXAMPLE contains 7 letters(objects). Take the 2 'E's as one object since they are together. Therefore there are 6 objects now. The answer is 6! = 720 because the 2 'E's taken as one object cannot be interchanged. 2) (i) The diff. ways in which these six ppl can be arranged if each...
- Helper N
- Post #2
- Apr 24, 2010
- Forum: A-Levels

Home
Search

We need your support!

For almost 10 years, the site XtremePapers has been trying very hard to serve its users. However, we are now struggling to cover its operational costs due to unforeseen circumstances. If we helped you in any way, kindly contribute and be the part of this effort. No act of kindness, no matter how small, is ever wasted.
Click here to Donate Now