IB AASL1 — Semester 1: Number, Algebra, and Trigonometry (Labs 1–23)Semester 1 takes students on a carefully sequenced journey through two of the most foundational pillars of the IB Mathematics curriculum: number and algebra, and trigonometry. The semester opens by rebuilding and extending students' understanding of number. Beginning with the laws of exponents, including integer, rational, and negative exponents, students develop fluency with exponential notation before encountering scientific