📙 A+ Math · School Enrichment
Grade 9
Intermediate mathematics enrichment covering algebra, geometry, number theory, and counting.
Curriculum
- The quadratic equation — introduction
- Sequences: arithmetic and geometric progressions
- Word problems and systems of equations
- Time, travel, work
- Coordinate geometry: lines, circles, parabolas
- Coordinate geometry: intersections of lines, circles, conditions for tangent lines
- Similar triangles
- 3D geometry: areas and volumes
- Number bases — introduction
- Factoring techniques — introduction
- Introduction to Diophantine equations
- Stars and Bars
- The Binomial Theorem and Pascal's Triangle
- Overcounting
- Casework
- Counting with digits
- Probability