| 1 |
G.M between -2i and 8i is: |
- A. 4 or -4
- B. 4i or -4i
- C. 2 or -2
- D. none
|
| 2 |
A clock strikes once when its hour hand is at one, twice when it is at two, and so on. How many times does the clock strike in ten hours ? |
|
| 3 |
A function whose domain is the set of natural numbers is called the: |
- A. series
- B. sequence
- C. means
- D. convergent
|
| 4 |
A sequence of numbers whose reciprocal form an arithmetic sequence, is known as: |
- A. arithmetic sequence
- B. geometricsequence
- C. harmonicsequence
- D. none of these
|
| 5 |
Sequences are also called: |
- A. Series
- B. Progressions
- C. Means
- D. Convergence
|
| 6 |
What is the general term of the sequence 2, 4, 6, 8, ........... ? |
- A. 2n
- B. n + 1
- C. 2n<sup>2</sup>
- D. none of these
|
| 7 |
The reciprocal of the terms of A.P. form: |
- A. A.P
- B. G.P
- C. H.P
- D. none of these
|
| 8 |
Fifth term of the sequence 2, 6, 11, 17. |
|
| 9 |
The next term of the sequence-1, 2, 12, 40, .........is: |
- A. 112
- B. 212
- C. 144
- D. none
|
| 10 |
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
|
