2020 CIME II Problems/Problem 2: Difference between revisions
Created page with "==Problem 2== Find the number of nonempty subsets <math>S</math> of <math>\{1,2,3,\ldots,10\}</math> such that <math>S</math> has an even number of elements, and the product o..." |
No edit summary |
||
| Line 5: | Line 5: | ||
==See also== | ==See also== | ||
{{CIME box|year= 2020|num-b=1|num=a=3}} | {{CIME box|n=II|year=2020|num-b=1|num=a=3}} | ||
[[Category:Intermediate Combinatorics Problems]] | [[Category:Intermediate Combinatorics Problems]] | ||
{{MAA Notice}} | {{MAA Notice}} | ||
Revision as of 20:51, 5 September 2020
Problem 2
Find the number of nonempty subsets 
of 
such that has an even number of elements, and the product of the elements of is even.
Solution
See also
| 2020 CIME II (Problems • Answer Key • Resources) | ||
| Preceded by Problem 1 |
Followed by [[2020 CIME II Problems/Problem {{{num-a}}}|Problem {{{num-a}}}]] | |
| 1 • 2 • 3 • 4 • 5 • 6 • 7 • 8 • 9 • 10 • 11 • 12 • 13 • 14 • 15 | ||
| All CIME Problems and Solutions | ||
These problems are copyrighted © by the Mathematical Association of America. 
