Mathematics, 31.07.2019 21:30 heyitzmeamelie
We counted Ζ(n), the number of subsets of {1, . . , n} with no consecutive integers. now, we will further refine this question: let Ζ(n, k) be the number of subsets of size k of {1, . . , n} with no consecutive integers.
find a formula for Ζ(n, k), then deduce an identify from the fact that Ζ(n) = ββΖ(n, k).
Answers: 2
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Agroup of randomly selected apple valley high school students were asked to pick their favorite gym class. the table below shows the results of the survey. there are 528 students at apple valley high school. gym class number of students racquet sports 1 team sports 9 track and field 17 bowling 13 based on the data, what is the most reasonable estimate for the number of students at apple valley high school whose favorite gym class is bowling? choose 1 answer a. 9 b. 13 c. 119 d. 172
Answers: 1
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