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IB Mathematics Analysis and Approaches Topic SL 1.3—geometric Sequences and Series (SL/HL) covers syllabus content. Use these Notes, Questionbank, Videos, Flashcards, and Lessons to review the topic, practise exam questions, and move between notes, videos, flashcards, and lessons where available.
Question Type 1: Finding the nth term given first term and common ratio
Question Type 2: Finding the common ratio given two terms
Question Type 3: Working with geometric sequences algebraically
Question Type 4: Finding the sum of the first n terms given first term and common ratio
Question Type 5: Finding n or the sum of first n terms when r = 1
Question Type 6: Finding common ratio or sum of first n terms given the values of other sums