IP Maths Notes (Lower Sec, Year 1-2): 05) Quadratic Expressions & Graph Sketching
20 Nov 2025, 00:00 Z· Last updated 30 Nov 2025
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Q: What does IP Maths Notes (Lower Sec, Year 1-2): 05) Quadratic Expressions & Graph Sketching cover?
A: Factorise quadratics, complete the square, find turning points, and sketch parabolas accurately.
Quadratics surface in projectile motion, optimisation, and curve sketching. Build muscle memory for algebraic techniques and graphical meaning.
These notes align with MOE Lower Secondary Mathematics syllabus used in IP pathways (aligned to O-Level Mathematics 4052 foundations).
Status: MOE Lower Secondary Mathematics syllabus (latest release) checked 2025-11-30 - scope unchanged; remains the reference for these lower-sec notes.
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Learning targets
- Factorise simple quadratics and solve .
- Complete the square to identify vertex form.
- Determine symmetry, intercepts, and turning points.
