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If a, b, c, d are in G.P, prove that (a...

If a, b, c, d are in G.P, prove that `(a^n + b^n), (b^n + c^n), (c^n + d^n)` are in G.P.

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NCERT TELUGU-SEQUENCES AND SERIES-Miscellaneous Exercise On Chapter 9
  1. If (a + bx)/(a - bx) = (b + cx)/(b - cx) = (c + dx)/(c - dx)( x ne 0),...

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  2. Find the 5th term of the sequence 1,sqrt2, 2

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  3. Find the 6th term from the end of the A.P:17,14,11,.......-40

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  4. If a ((1)/(b) + (1)/(c )), b ((1)/(c )+ (1)/(a)), c ((1)/(a) + (1)/(b)...

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  5. If a, b, c, d are in G.P, prove that (a^n + b^n), (b^n + c^n), (c^n +...

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  6. Find the product of the following pairs? -10ab^(3),-6a^(2)b

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  7. Find the product of the following pairs? 6pq,-2pq^(2)

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  8. Find the product of the following pairs? 2lm,5m

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  9. Find the sum of the following series up to n terms: (i) 5+55+555+......

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  10. Find the 20^(th) term of the series 2 xx 4 + 4 xx 6 + 6 xx 8 + ... + ...

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  11. Find the sum of the first n terms of the series: 3+ 7 +13 +21 +31 +......

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  12. If S(1), S(2),S(3), are the sums of first n natural numbers their squ...

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  13. Find the product of the following pairs? a^(2)bc,12b^(3)c

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  14. Find the product of the following pairs? 12p^(3)q,5p^(2)q^(2)

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  15. A farmer buys a used tractor for Rs 12000. He pays Rs 6000 cash and ag...

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  16. Shamshad Ali buys a scooter for Rs 22000. He pays Rs 4000 cash and agr...

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  17. Find the product of the following pairs? 12p^(3)qr^(2),-2pq^(2)

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  18. Find the product of the following pairs? 15q^(2)r,2p^(2)q

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  19. A manufacturer reckons that the value of a machine, which costs him Rs...

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  20. 150 workers were engaged to finish a job in a certain number of days. ...

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