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There are 10 examination papers for a co...

There are 10 examination papers for a course.
i. Find out in how many ways these examination papers can be arranged.
ii. Find out in how many ways these papers can be arranged so that two papers must be consecutive.
iii. Find out in how many was these papers can be arranged so that two particular papers should not be consecutive.

Text Solution

Verified by Experts

The correct Answer is:
i. `""^(10)P_(10)=10!`
ii. `9!xx2!`
iii. `8xx9!`
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