Question: A zoologist in the Amazon observes 6 distinct species of birds over a week, recording one species per day. Over the 6 days, the zoologist sees 3 toucans, 2 macaws, and 1 parrot, with indistinguishable recordings within species. How many unique activity sequences could the zoologist have recorded?

Tue, 05 May 2026 14:45:19 +0000

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