Washington and Lee University

Washington and Lee University
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Problem of the Month

Math Problem Archives

November's Problems

This link will download a pdf file with the problems of the month.

The first problem is worth $1, there will be 5 students awards and 5 faculty/staff awards given. The second problem is worth $5 and 2 student awards and 2 faculty/staff awards will be given. The first ones to submit correct solutions - not just correct answers, but correct answers with correct explainations - win prizes.

Easier Problem:   Is it easier (more likely) for one to flip two coins and get at least one heads or to flip four coins and get at least two heads? Why?  A variant of this problem has been attributed to Isaac Newton.

Harder Problem: If f is any polynomial, then prove that there exist two other polynomials p and q whose graphs are both increasing functions on the entire real line and such that f = p-q.

 

Submit your solutions to Professor Feldman by either placing them in his mailbox in Robinson Hall or taking them to his office (Robinson Hall 31), or sending an e-mail message (this option only applies if there are not to many equations or you type them in Microsoft Word or in LaTeX).

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