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Unformatted text preview: n , 8 | 3 2 n-1. 6. Prove that 3 7 is irrational. 7. Prove there are innitely many primes of the form 6 k + 5 where k is an integer. 8. If A,B, and C are sets, prove that A ( B C ) = ( A B ) ( A C ) . 9. Let A and B be sets. Construct an algebraic proof that A-( A B ) = ( A-B ) ....
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- Spring '08