Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Problem
Problem
Set
A
A
A
has 3 elements and set
B
B
B
has 4 elements. The number of injection that can be defined from
A
A
A
to
B
B
B
is (a) 144 (b) 12 (c) 24 (d) 64
Browse the problem library