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Ex 8.1, 7 - Chapter 8 Class 11 Sequences and Series
Last updated at August 17, 2026 by Teachoo
Chapter 8 Class 11 Sequences and Series
Concept wise
-
Finding Sequences
- Arithmetic Progression (AP): Formulae based
- Arithmetic Progression (AP): Statement
- Arithmetic Progression (AP): Calculation based/Proofs
- Inserting AP between two numbers
- Arithmetic Mean (AM)
- Geometric Progression(GP): Formulae based
- Geometric Progression(GP): Statement
- Geometric Progression(GP): Calculation based/Proofs
- Inserting GP between two numbers
- Geometric Mean (GM)
- AM and GM (Arithmetic Mean And Geometric mean)
- AP and GP mix questions
- Finding sum from series
- Finding sum from nth number
Transcript
Ex9.1 , 7 Find the 17th and 24th term in the following sequence whose nth term is an = 4n - 3; We need to find a17 and a24 an = 4n 3 Putting n = 17 in (1) a 17 = 4 17 3 = 68 3 = 65 Putting n = 24 is (1) a24 = 4 24 3 = 96 3 = 93 Hence 17th term is 65 & 24th term is 93
