| 1 |
A sequence is denoted by: |
- A.
- B. {a<sub>n</sub>}
- C. a<sub>n</sub>
- D. a<sub>1</sub> + (n-1) d
|
| 2 |
Sum of all odd numbers between 100 and 200 is: |
- A. 6200
- B. 6500
- C. 3750
- D. 7500
|
| 3 |
The series 2 + 2 + 2 ..... is: |
- A. divergent
- B. convergent
- C. oscillatory
- D. none of these
|
| 4 |
If S is the H.M between 2 and b then b = : |
|
| 5 |
A geometric series is convergent only if: |
- A. | r | > 1
- B. | r | < 1
- C. | r | = 1
- D. none of these
|
| 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 |
A.M between 1 + x - x<sup>2</sup> and 1 + x + x<sup>2</sup> is: |
- A. 1 + x<sup>2</sup>
- B. 1 + x
- C. 2
- D. none
|
| 8 |
The product of three G.Ms between 1 and 16 is: |
|
| 9 |
If a<sub>n-3</sub> = 2n - 5 then a<sub>n</sub> = |
- A. 2n-1
- B. 2n+1
- C. 2n+3
- D. none
|
| 10 |
The next term of the sequence-1, 2, 12, 40, .........is: |
- A. 112
- B. 212
- C. 144
- D. none
|
