Easy
$_n{P_r} \div \binom{n}{r} = ..........$
- A$n!$
- B$(n - r)!$
- C$\frac{1}{r!}$
- D$r!$
Explore More
Similar Questions
The total number of different combinations of one or more letters which can be made from the letters of the word $MISSISSIPPI$ is
Difficult
View SolutionIf ${ }^{12} C_{2 k-1}={ }^{12} C_{k+1}$,then find $k$.
$A$ man has $10$ friends. In how many ways can he invite one or more of them to a party?
Easy
View SolutionThe difference between the maximum value of ${}^6C_r$ and ${}^nC_3$ is $16$. Then $n=$
In a football championship,there were played $153$ matches. Every team played one match with each other. The number of teams participating in the championship is
Easy
View SolutionVedclass Products
For Students
Vedclass Test Series
Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.
Start Free TrialFor Teachers
Exam Paper Generator
Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.
Try FreeFor Institutes
Online Exam Module
Live online exams with unlimited students, 360° analytics & white-label branding.
See Demo