| 1 |
What is called the difference between two consecutive terms of an arithmetic sequence ? |
- A. common ratio
- B. common difference
- C. common element
- D. none of these
|
| 2 |
What is the general term of the geometric sequence -1, 1, -1, 1 ....... ? |
- A. (-1)<sup>n</sup>
- B. (1)<sup>n</sup>
- C. (-1)<sup>n-1</sup>
- D. none of these
|
| 3 |
Fifth term of the sequence 2, 6, 11, 17. |
|
| 4 |
What is the common difference of the sequence 11, 5, -1, ......... ? |
- A. 6
- B. -6
- C.
- D. none of the foregoing numbers
|
| 5 |
If S is the H.M between 2 and b then b = : |
|
| 6 |
Arithmetic series is only possible if: |
- A. |d| = 1
- B. |d| < 1
- C. |d| > 1
- D. none
|
| 7 |
Sequences are also called: |
- A. Series
- B. Progressions
- C. Means
- D. Convergence
|
| 8 |
Zero cannot be a term of: |
- A. A.P and G.P
- B. G.P and H.P
- C. A.P and H.P
- D. only H.P
|
| 9 |
Domain of finite sequence is: |
- A. set of natural numbers
- B. subset of N
- C. R
- D. none
|
| 10 |
The reciprocal of the terms of A.P. form: |
- A. A.P
- B. G.P
- C. H.P
- D. none of these
|
