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Write the first three terms of the seque...

Write the first three terms of the sequence whose nth term is `T_n = 5^(n+1)`

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The correct Answer is:
`25, 125, 625`
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PEARSON IIT JEE FOUNDATION-PROGRESSIONS-VERY SHORT ANSWER TYPE QUESTIONS
  1. For a series in geometric progression, the first term is a and the s...

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  2. In a series, starting from the second term, if each term its previous ...

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  3. All the multiples of 3 form a geometric progression. [True/False]

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  4. If a, b and c are in geometric progression then, a^(2), b^(2) and c^(2...

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  5. If every term of a series in geometric progression is multiplied by a ...

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  6. Geometic mean of 5, 10 and 20 is .

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  7. Sum of the infinite terms of the GP, -3, -6, -12, ... is 3. [True/Fals...

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  8. The reciprocals of all the terms of a series in geometric progression ...

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  9. The nth term of the sequence (1)/(100), (1)/(10000), (1)/(1000000), .....

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  10. Ina series, Tn = x^(2n-2) (x ne 0), then write the infinite series.

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  11. The harmonic mean of 1, 2 and 3 is (3)/(2). [True/False]

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  12. If a, b, c and d are in harmonic progression, then (1)/(a), (1)/(b), (...

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  13. If the AM of two numbers is 9 and their HM is 4, then their GM is 6. [...

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  14. If a, b and c are the arithmetic mean, geometric mean and harmonic mea...

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  15. If the sum of first n terms which are in GP is a(r+1), then the number...

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  16. Write the first three terms of the sequence whose nth term is Tn= 8 - ...

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  17. Write the first three terms of the sequence whose nth term is Tn = 5^(...

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  18. If three arithemetic means are inserted between 4 and 5, then the comm...

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  19. If the 7 th and the 9 th terms of a GP are x and y respectively, then...

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  20. In a series, Tn = 3 -n, then S5= .

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