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Ex 8.1, 2
Last updated at June 9, 2026 by Teachoo
Class 9
Chapter 8 - Predicting What Comes Next: Exploring Sequences & Progress
- Definition
- Explicit Rule for a Sequence
- Recursive Rule for a Sequence
- VirahΔnkaβFibonacci sequence
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Exercise Set 8.1
- Arithmetic Progressions
- Visualising an AP
- Sum of the First n Natural Numbers
- Exercise Set 8.2
- Geometric Progressions
- Fractals as a GP Sequence
- Visualising a GP
- Exercise Set 8.3
- End-of-Chapter Exercises
Transcript
Ex 8.1, 2 Find the 10th and 15th terms of the sequence π‘_π=5πβ3 for πβ₯1. Given π‘_π=5πβ3 Now, 10th term = π‘_10 =5(10)β3 = 50 β 3 = 47 15th term = π‘_15 =5(15)β3 = 75 β 3 = 72
