Focus Smart Plus Mathematics Textbook covers the entire range of topics included in the Basic Education Curriculum B.E. 2551 (Revised Edition B.E. 2560). Notes and plenty of exercises are given to help students understand and apply the concepts in daily life.
Chapter 1 Linear Inequalities
Chapter 2 Quadratic Wquations in One Variable
Chapter 3 Systems of Linear Equations
Chapter 4 Quadratic Functions
Chapter 5 Factorization of Polynomials
Chapter 6 Surface Areas and Volumes of Pyramids, Cones and Spheres
Chapter 7 Similarity
Chapter 8 Trigonometric Ratios
Chapter 9 Circles
Chapter 10 Box Plots
, etc.