Commands in the CAS View: Using GeoGebra Commands

①This example demonstrates how to use commands in the CAS (Computer Algebra System) view of GeoGebra, enabling symbolic computation and mathematical operations through typed instructions. ②Core mathematical concepts covered include rational numbers, logic, equilateral triangles, expected value, and reflection, showcasing the CAS view's ability to handle algebraic, geometric, and probabilistic problems in an integrated manner. ③Construction highlights: Although no specific commands are listed in the construction summary, the focus is on teaching users how to enter and execute commands in the CAS view, such as using Rational Numbers commands for rational arithmetic, Logic commands for logical reasoning, Equilateral Triangles commands to construct equilateral triangles, Expected Value commands to compute expectations, and Reflection commands to perform reflections—all typed directly into the input bar. ④Target audience: Suitable for upper secondary to early university mathematics students, particularly those learning symbolic computation, dynamic geometry, and mathematical modeling, as well as teachers demonstrating CAS functionality in the classroom.