| 1 |
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| 2 |
If a statement P(n) is true for n = 1 and truth of P(n) for n = k implies the truth of P(n) for n = k + 1, then P(n) is true for all: |
- A. integers n
- B. real numbers n
- C. positive real numbers n
- D. positive integers n
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| 3 |
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- A. c = 0
- B. b = 0, c = 0
- C.
- D.
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| 4 |
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| 5 |
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| 6 |
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- A.
- B.
- C.
- D. none of these
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| 7 |
How many different number can be formed by taking 4 out of the six digits 1, 2, 3, 4, 5, 6: |
- A. 360
- B. 120
- C. 366
- D. none of these
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| 8 |
The graph of x = sin y is obtained by reflecting the graph of y = sin x about the line: |
- A. x axis
- B. y axis
- C. y = x
- D. y = -x
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| 9 |
Cot1°, Cot2°, Cot3°, .......... Cot89° = |
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| 10 |
If A and B are two matrices, then: |
- A. A B = O
- B. AB = BA
- C. AB = I
- D. AB may not be defined
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