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Show that a sequence is an AdotPdot i...

Show that a sequence is an `AdotPdot` if its `n t h` term is a linear expression in `n` and in such a case the common difference is equal to the coefficient of `n` .

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RD SHARMA ENGLISH-ARITHMETIC PROGRESSIONS-All Questions
  1. Show that the sequence defined by an=4n+5 is an AdotPdot Also, find...

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  2. Show that the sequence defined by an=2n^2+1 is not an AdotPdot

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  3. Show that a sequence is an AdotPdot if its n t h term is a linea...

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  4. The n t h term of a sequence is 3n-2 . Is the sequence an AdotPd...

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  5. Write an AdotPdot whose first term is 10 and common difference is 3...

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  6. Write an AdotPdot whose first term and common difference are -1. 25...

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  7. Number of students left in the school auditorium from the total str...

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  8. The amount of money in the account every year, when Rs 10000 is deposi...

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  9. Find the common difference and write the next three terms of the Ad...

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  10. For the following arithmetic progressions write the first term a an...

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  11. For the following arithmetic progressions write the first term a an...

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  12. Write the arithmetic progression when first term a and common diff...

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  13. The cost of digging a well for the first metre is Rs 150 and rises b...

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  14. The amount of air present in the cylinder when a vacuum pump removes...

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  15. The general term of a sequence is given by an=-4n+15 . Is the se...

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  16. Find the common difference and write the next four terms of each of...

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  17. Find the common difference and write the next four terms of each of...

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  18. Prove that no matter what the real numbers a and b are, the sequ...

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  19. Find out which of the following sequences are arithmetic progressio...

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  20. Find out which of the following sequences are arithmetic progression...

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