In how many ways can 10 people be seated in a row so that a given pair is not next to each other?
| A. | 10 ! - 9 ! |
| B. | 10! - 2(9!) |
| C. | 9! |
| D. | none of these |
Answer : B Explanation : |
|
|
Option: A Explanation : Explanation will come here. Explanation will come here. Explanation will come here. Explanation will come here. Explanation will come here. |
