At Least One Letter
Difficulty: Easy · Topics: Discrete Mathematics, Sets, Subsets
A=\a,b,c,1,2,3,4\
In how many of the subsets of A is there at least one letter?
Difficulty: Easy · Topics: Discrete Mathematics, Sets, Subsets
A=\a,b,c,1,2,3,4\
In how many of the subsets of A is there at least one letter?