Register
Evaluate 11p4 and 9c5
90.2k views
3 votes
Evaluate 11p4 and 9c5

User Dinesh Pandiyan
by
7.6k points

1 Answer

4 votes

\bf _(n)P_(r)=\cfrac{n!}{(n-r)!}\qquad \qquad _(11)P_4=\cfrac{11!}{(11-4)!} \\\\\\ _nC_r=\cfrac{n!}{r!(n-r)!}\qquad \qquad _9C_5=\cfrac{9!}{5!(9-5)!}


check your calculator on the factorial(!) button.
User Ranjitsingh Chandel
by
7.7k points
← Prev Question Next Question →

Related questions

User Graham
asked Feb 13, 2022 10.1k views
Evaluate 11P4 and 9C5​
Graham asked Feb 13, 2022
by Graham
8.4k points
1 answer
3 votes
10.1k views
User Jolivia
asked Dec 13, 2017 189k views
Evaluate 11p4 and 10c6
Jolivia asked Dec 13, 2017
by Jolivia
7.1k points
1 answer
0 votes
189k views
User Abhinav Goyal
asked Dec 1, 2020 121k views
Evaluate 7P4 and 9C5
Abhinav Goyal asked Dec 1, 2020
by Abhinav Goyal
7.8k points
1 answer
4 votes
121k views
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Other Questions

How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
Write words to match the expression. 24- ( 6+3)
Link Copied!