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प्रश्न
In which of the following situations, do the lists of numbers involved form an AP? Give reasons for your answers.
The fee charged from a student every month by a school for the whole session, when the monthly fee is Rs 400.
उत्तर
The fee charged from a student every month by a school for the whole session is
400, 400, 400, 400,...
Which form an AP, with common difference (d) = 400 – 400 = 0
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संबंधित प्रश्न
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0, −4, −8, −12, ...
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Match the APs given in column A with suitable common differences given in column B.
| Column A | Column B |
| (A1) 2, –2, –6, –10,... | (B1) `2/3` |
| (A2) a = –18, n = 10, an = 0 | (B2) –5 |
| (A3) a = 0, a10 = 6 | (B3) 4 |
| (A4) a2 = 13, a4 = 3 | (B4) –4 |
| (B5) 2 | |
| (B6) `1/2` | |
| (B7) 5 |
If six times of the 3rd term is equal to the eight times of 7th term in an A.P., then what will be the 19th term?
