Google ClassroomGoogle Classroom
GeoGebraGeoGebra Classroom
GeoGebra

More on Counting Committees

Author:Kevin Hopkins
Sometimes it is easier to use complementary counting, that is count what we don't want rather than what we do want. A video explanation of this is at http://www.artofproblemsolving.com/Videos/external.php?video_id=109

New Resources

Discover Resources

Discover Topics