Main Topics
The main topics which will be covered in Incendium Academy's resources. The majority of lessons will go up to the level of the American Math Competitions (AMC's).
Author: Jaden Park
Incendium Academy's resources explores topics and techniques needed for contests up to the level of AMC 10 and 12. This module will show problems of said difficulty in each topic (Algebra, Combinatorics, and Number Theory).
There are two boys and seven girls in a class. How many ways are there for the nine people to split into three groups of three, such that each group has at least two girls? Assume that the two boys and seven girls are all distinguishable from each other, but that the three groups are not distinguishable from each other.
What is the greatest common divisor between the number and ?