Sequences & Series: AQA Core 2 Interactive Practice

① This example demonstrates an interactive practice for arithmetic and geometric sequences and series, generating random questions and providing immediate feedback to help users understand sequence properties. ② Core mathematical concepts include the general term of arithmetic sequences, common difference, first term, number of terms, and summation formulas for series, along with applications of percentages and exponential functions. ③ Construction highlights: GeoGebra commands such as Random, Sequence, and RandomElement are used to generate random sequence terms and question parameters; Textfield and InputBox allow user input; buttons and text objects (e.g., text1, text2, cor1, cor2) display results and correctness checks, creating an adaptive exercise environment. ④ Suitable for high school students (e.g., A-Level Core 2 curriculum) learning sequences and series, and useful for classroom demonstrations or self-study to reinforce understanding of sequence formulas and calculations.