SOLUTION: 7 things taken 2 @ a time. How many possible combos?
Algebra
->
Permutations
-> SOLUTION: 7 things taken 2 @ a time. How many possible combos?
Log On
Algebra: Combinatorics and Permutations
Section
Solvers
Solvers
Lessons
Lessons
Answers archive
Answers
Click here to see ALL problems on Permutations
Question 878603
:
7 things taken 2 @ a time. How many possible combos?
Answer by
ewatrrr(24785)
(
Show Source
):
You can
put this solution on YOUR website!
7C2 = 21 =
