SOLUTION: Factorial expressions Find the value of the following: 11!11! ------ 13!10! If your answer is not an integer, write it as an exact fraction.

Algebra ->  Probability-and-statistics -> SOLUTION: Factorial expressions Find the value of the following: 11!11! ------ 13!10! If your answer is not an integer, write it as an exact fraction.       Log On


   

Question 117060: Factorial expressions
Find the value of the following:
11!11!
------
13!10!

If your answer is not an integer, write it as an exact fraction.
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Find the value of the following:
11!11!
------
13!10!
-----------
(11! / 13!) * (11! /10!)
= (1/13*12) * (11/1)
= 11/(13*12)
= 11/156
==============
Cheers,
Stan H.