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Which of the following sequence are A.P....

Which of the following sequence are A.P.?
`1,3,6,10,….`

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Which of the following sequence are A.P.? -10,-13,-16,-19,…

Which of the following sequence are A.P.? 22,26,28,31,…

Which of the following sequences are A.P.? If they A.P. find the common difference. -10,-6,-2,2….

Which of the following sequences are A.P.? If they A.P. find the common difference. 2,4,6,8…..

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NAVNEET PUBLICATION-ARITHMETIC PROGRESSION-EXERCISE
  1. For an A.P. 8 th term is 17. Write an equation relating a and d.

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  2. Write the two missing terms of the A.P., 12,19,26,……,40,…

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  3. Which of the following sequence are A.P.? 1,3,6,10,….

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  4. Which of the following sequence are A.P.? 1,4,7,10,…

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  5. Which of the following sequence are A.P.? 22,26,28,31,…

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  6. Which of the following sequence are A.P.? -10,-13,-16,-19,…

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  7. The nth term of the A.P.3,8,13,18,… is 148. Find n.

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  8. Write the next four terms of the A.P. 2,5,8,11,…

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  9. The first term and the common difference of an A.P. are 12 and 4 respe...

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  10. The first term of an A.P is -3 and the 10th term is 15 Find S10.

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  11. For an A.P. if S10=150 and S9=126, find t10.

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  12. Find the 23rd term of the A.P, 9,4,-1,-6,…

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  13. Find the common difference of the A.P. if a=100 and t20=176.

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  14. Find t12 for the A.P, 12,9,6,…

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  15. There are 25 rows of seats in an auditorium. The 1st row is of 20 seat...

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  16. Find the sum of the first 100 natural numbers.

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  17. Find the sum of the first 50 even natural numbers.

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  18. Find the sum of the first 25 odd natural numbers.

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  19. For an A.P, t6=-10 and t14=-34. Find the value of t10.

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  20. For an A.P, a=25 and t20=500 . Find the common difference d.

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