Exercise - 5.2
Chapter 3: Chapter 4 · Knowledge Base · EN medium
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. Write the first terms of the sequences whose n th terms are given below and classify them as arithmetic progression, geometric progression, arithmetico-geometric progression, harmonic progression and none of them. (i) n + (ii) ( n + )( n + ) n + ( n + ) (iii) n (iv) ( − ) n n (v) n + n + (vi) (vii) n − n − . Write the first terms of the sequences whose n th term a n is given below. (i) a n = n + if n is odd n if n is even (ii) a n = if n = if n = a n − + a n − if n > (iii) a n = n if n is , or a n − + a n − + a n − if n >
📖 Namma Kalvi 11th Maths Textbook Volume 1 English Medium · Page 225
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. Write the first terms of the sequences whose n th terms are given below and classify them as arithmetic progression, geometric progression, arithmetico-geometric progression, harmonic progression and none of them. (i) n + (ii) ( n + )( n + ) n + ( n + ) (iii) n (iv) ( − ) n n (v) n + n + (vi) (vii) n − n − . Write the first terms of the sequences whose n th term a n is given below.
(i) a n = n + if n is odd n if n is even (ii) a n = if n = if n = a n − + a n − if n > (iii) a n = n if n is , or a n − + a n − + a n − if n >
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