MINI #36 - COUNTING SHORTCUTS WITH PASCAL'S TRIANGLE Probability, Counting and Combinatorics Sequences, Series and Patterns Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #83 - SEQUENCES OF NUMBERS AND EVENTS Probability, Counting and Combinatorics Problem Solving (Misc.) Sequences, Series and Patterns Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #87 - USING GEOMETRIC MODELS TO DETERMINE PROBABILITY Coordinate Geometry Plane Geometry Probability, Counting and Combinatorics Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #93 - SEQUENCES AND CENTRAL TENDENCY Sequences, Series and Patterns Statistics and Data Video by Art of Problem Solving's Richard Rusczyk. Read More
FALL LEAVES Percents and Fractions Plane Geometry Probability, Counting and Combinatorics It’s Autumn, and that means leaves are falling! Amber’s house occupies 2650 ft2 in the middle of a 50-foot by 80-foot parcel of land, and the leaves that fall cover the ground all around her house. If... Read More