FOLLOW THE RULES Algebraic Expressions and Equations General Math 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... Read More
MINI #99 - CONDITIONAL PROBABILITY Probability, Counting and Combinatorics Video by Art of Problem Solving's Richard Rusczyk. Read More