How many different sequences of 3 letters can you make using
the letters in the word "SYZYGY"?
by 
Anonymous
ANSWERS: 1
-
answer = n(no repetition) + n(2 Ys) + n(3 Ys) = (4C3)*[3!] + (3C1)*[3!/2!] + (3C0)*[3!/3!] = 4*6 + 3*3 + 1*1 = 34
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