Make a grid of natural numbers from 400-500. Find all the prime numbers in the grid. Identify all pairs of twin primes in the grid that you have made. Can all the prime numbers identified by you in the grid be represented as 6n-1 or 6n+1, where n is a natural number? Justify your answer.

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Answers

2014-05-14T12:08:09+05:30
twin pime pair are 419 and 421,431 and 433,461 and 463 are the twin primes between 400 and 500.the set prime no.s are 401,409,419,421,431,433,439,443,449,457,461,463,467,479,487,491,499.
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2014-05-14T12:28:11+05:30
The set prime no.s are 401,409,419,421,431,433,439,443,449,457,461,463,467,479,487,491,499.
twin pime pair are 419 and 421,431 and 433,461 and 463 are the twin primes between 400 and 500.
prime numbersĀ in the grid be represented as 6n-1 or 6n+1, where n is a natural number are 409
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