6. A classic unsolved problem in number theory asks if there are infinitely many pairs of "twin primes", pairs of primes separated by 2, such as 3 and 5, 11 and 13, or 71 and 73. Prove that the only prime triple (i.e. three primes, each 2 from the next) is 3, 5, 7. Your answer needs to be a little bit longer. Write a few sentences to complete your assignment. 7. Prove that for any natural number n, 2+2²+2³+...+2 = 2+1 - 2
6. A classic unsolved problem in number theory asks if there are infinitely many pairs of "twin primes", pairs of primes separated by 2, such as 3 and 5, 11 and 13, or 71 and 73. Prove that the only prime triple (i.e. three primes, each 2 from the next) is 3, 5, 7. Your answer needs to be a little bit longer. Write a few sentences to complete your assignment. 7. Prove that for any natural number n, 2+2²+2³+...+2 = 2+1 - 2
Chapter9: Sequences, Probability And Counting Theory
Section9.5: Counting Principles
Problem 36SE: The number of 5-element subsets from a set containing n elements is equal to the number of 6-element...
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