In how many ways can the word MATHEMATICS be ar... - JAMB Mathematics 2017 Question
In how many ways can the word MATHEMATICS be arranged?
A
\(\frac{11!}{9!2!}\)
B
\(\frac{11!}{9!2!2!}\)
C
\(\frac{11!}{2!2!2!}\)
D
\(\frac{11!}{2!2!}\)
correct option: c
MATHEMATICS is an eleven letter word = 11!
There are 2Ms and 2As and 2Es
Divide the number of repeating letters
= \(\frac{11!}{2!2!2!}\)
There are 2Ms and 2As and 2Es
Divide the number of repeating letters
= \(\frac{11!}{2!2!2!}\)
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