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Strike441 [17]
3 years ago
15

Donald has nine one-day passes to Dizzyworld. He can go alone and use one, or he can take a friend and use two. If he visits eve

ry day until he uses all the passes, in how many different ways can he use them? Using a two day for four days and then going alone at the end (2,2,2,2,1) is different from reversing the order (1,2,2,2,2).
I don't know the answer to this question.
Mathematics
2 answers:
Nata [24]3 years ago
8 0
There is 5 umbers in the sequence so the 1 can go in 5 different places
Mazyrski [523]3 years ago
7 0
(1,2,2,2,2),(2,1,2,2,2)
Observe, the 1 can go in 5 diff places
so 5 ways
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