Problem 1.   Boas Problem #2, Ch.10.3, page 505.

Problem 2.   Boas Problem #3, Ch.10.3, page 505.

Problem 3.   Boas Problem #6, Ch.10.3, page 505.

Problem 4.   Boas Problem #1, Ch.10.4, page 508.

Problem 5.   Boas Problem #4, Ch.10.4, page 508.

Problem 6.   Boas Problem #8, Ch.10.4, page 508.