Email
Chat with tutors
Login
Ask Questions, Get Answers
Menu
X
home
ask
tuition
questions
practice
papers
mobile
tutors
pricing
X
Questions
>>
JEEMAIN and NEET
>>
Mathematics
>>
Class11
>>
Permutations and Combinations
Next similar question
Answer
Comment
Share
Q)
The no. of ways in which 10 students $A_1,A_2,.....A_{10}$ can be ranked so that $A_1$ is above $A_2$ is ?
$\begin{array}{1 1} (10)! \\ \frac{10 !}{2} \\ 9! \\ \frac{9!}{2} \end{array}$
Share
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
1 Answer
Found
1
answer. Click to login & view.
Next Similar Question >
Home
Ask
Tuition
Questions
Practice
Your payment for
is successful.
Continue
...