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Find a G.P. for which sum of the first...

Find a G.P. for which sum of the first two terms is `- 4` and the fifth term is 4 times the third term.

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RD SHARMA ENGLISH-GEOMETRIC PROGRESSIONS-All Questions
  1. The first term of a G.P. is 1. The sum of the third and fifth terms is...

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  2. If the 4th and 9th terms of a G.P. be 54 and 13122 respectively, fi...

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  3. Find a G.P. for which sum of the first two terms is - 4 and the fift...

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  4. If the third term of G.P.is 4, then find the product of first five ter...

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  5. If the p t h ,\ q t h\ a n d\ r t h terms of a G.P. are a ,\ b ,\ c re...

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  6. Find four numbers forming a geometric progression in which the third ...

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  7. The number of bacteria in a certain culture doubles every hour. If ...

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  8. What will Rs. 500 amounts to in 10 years after its deposit in a bank w...

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

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  10. If the first and the nth terms of a G.P., are a and b respectively, a...

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  11. Show that the products of the corresponding terms of the sequences a ,...

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  12. If p^(t h),\ q^(t h),\ r^(t h)a n d\ s^(t h) terms of an A.P. are in G...

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  13. Show that each of one of the following progression is a G.P. Also, fin...

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  14. Show that each of one of the following progression is a G.P. Also, fin...

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  15. Show that each of one of the following progression is a G.P. Also, ...

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  16. Show that each of one of the following progression is a G.P. Also, ...

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  17. Show that the sequence defined by an=2/(3^n),\ n in N\ is a G.P.

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  18. Find: the ninth term of the G.P. 1,4,16,64,………

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  19. Find: the 10th term of the G.P. -3/4,1/2,-1/3,2/9, ....

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  20. Find: the 8th term of the G.P. 0. 3 , 0.06 , 0.012 ,

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