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If the 3rd and the 9^(t h) terms of an A...

If the 3rd and the `9^(t h)` terms of an AP are 4 and `"\ "8` respectively, which term of this AP is zero?

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The correct Answer is:
`n = 5`
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OSWAL PUBLICATION-ARITHMETIC PROGRESSIONS -NCERT CORNER (EXERCISE-5.2)
  1. In the following A.P. 's find the missing terms in the boxes : -4, s...

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  2. In the following A.P. 's find the missing terms in the boxes : squar...

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  3. Which term of the A.P.3,8,13,18,.....is 78 ?

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  4. Find the number of tterms in each of the following A.P.'s: 7,13,19,...

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  5. Find the number of tterms in each of the following A.P.'s: 18,15 (1...

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  6. Cheack whether -150 is a term of the A.P. 11, 8, 5, 2,……..

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  7. Find the 31st term of an A.P. whose 11 ^(th) term is 38 and the 16 ^(t...

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  8. An A.P. consists of 50 terms of which 3 ^(rd) term is 12 and the last ...

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  9. If the 3rd and the 9^(t h) terms of an AP are 4 and "\ "8 respectivel...

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  10. The 7^(th) term of an A.P. exceeds its 10^(th) term by 7. Find the com...

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  11. Which term of the AP : 3, 15, 27, 39, …. Will be 132 more than its 54^...

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  12. Two APs have the same common difference. The difference between their...

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  13. How many three digit numbers are divisible by 7?

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  14. How many multiples of 4 lie between 10 and 250?

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  15. For what value of n, are the with terms of two APs: 63, 65, 67, . . . ...

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  16. Determine the AP whose third term is 16 and the 7^(t h)term exceeds th...

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  17. Find the 20^(t h)term from the last term of the AP : 3, 8, 13, . . , ...

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  18. The sum of the 4th and 8th terms of an AP is 24 and the sum of the ...

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  19. Subba Rao started work in 1995 at an annual salary of Rs 5000 and r...

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  20. Ramkali saved Rs 5 in the first week of a year and then increased h...

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