Problem
COM-B1-M02-P002 Letters of \(MAMA\)
#2
★☆☆☆☆ Level 1 of 5
How many distinct words can be obtained by rearranging the letters of \(MAMA\)?
There are two \(M\)'s and two \(A\)'s.
If all \(4\) letters were distinct, there would be \(4!=24\) arrangements. Each word is counted \(2!\cdot2!=4\) times. Answer: \(24/4=6\).
Minimal example with repetitions.