Mathematics, 06.09.2019 19:30 g0606997
Let a be an alphabet with k characters. how many strings of length n can be produced using a that have the property that there are never two consecutive letters that are equal? for example, let a = { a, b, c }. the only acceptable strings of length 3 would be aba, abc, aca, acb, bab, bac, bca, bcb, cab, cac, cba, and cbc.
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Mathematics, 21.06.2019 21:00
Emily is entering a bicycle race for charity. her mother pledges $0.90 for every 0.75 mile she bikes. if emily bikes 18 miles, how much will her mother donate?
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Mathematics, 22.06.2019 01:00
Which of the following statements is true? a. the irrational number system is not closed under multiplication, because the product of two irrational numbers is always a rational number. b. the irrational number system is not closed under multiplication, because the product of two irrational numbers is not always an irrational number. c. the irrational number system is closed under multiplication, because the product of two irrational numbers is always an irrational number. d. the irrational number system is closed under multiplication, because the product of two irrational numbers is always a rational numbers. reset submit
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Mathematics, 22.06.2019 01:40
Which of the following is the major negative aspect of crossover designs for research studies? a. prohibitive cost b. residual effects c-subject drepout d. incomplete randomization e. large sample size required
Answers: 1
Let a be an alphabet with k characters. how many strings of length n can be produced using a that ha...
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