Define x @ y as (x3 − y)/x, for distinct positive integers x and y. What is the value of 5 @ 10? Evaluating 5 @ 10 yields (53 − 10)/5 = (125 − 10)/5 = 115/5 = 23. Define a # b as a2 − b2 − ab, for...
Final exams often accompany the final days of school. Sherry has had four tests so far in her science class, each worth 1/6 of her final grade. She scored 87%, 89%, 92% and 91% on these tests. Her...
Original Handbook Problem: Manny has 5 shirts, 3 pairs of pants, 2 ties and 4 pairs of shoes. If Manny’s school uniform consists of a shirt, a pair of pants, a tie and a pair of shoes, how many...
Winner of the 2011-2012 Math Video Challenge. This video was created by team Stone Valley. The Math Video Challenge is an innovative program involving teams of students using cutting-edge technology...
Finalist Video in the 2012 Math Video Challenge. This video was created by team N3RD$. The Math Video Challenge is an innovative program involving teams of students using cutting-edge technology to...
Finalist Video in the 2011-2012 Math Video Challenge. This video was created by team 2Legit2Quit. The Math Video Challenge is an innovative program involving teams of students using cutting-edge...
Finalist in the 2014-2015 Math Video Challenge. This video was created by G.I.T. Stockholm International. The Math Video Challenge is an innovative program involving teams of students using cutting...