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| 2 |
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| 3 |
Complex roots of real quadratic equation always occur in: |
- A. conjugate pair
- B. ordered pair
- C. reciprocal pair
- D. none of these
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| 4 |
In a right isoceles triangle, one acute angle is: |
- A. 30°
- B. 45°
- C. 60°
- D. 75°
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| 5 |
A matrix of order m×1 is called: |
- A. row matrix
- B. column matrix
- C. identity matrix
- D. scalar matrix
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| 6 |
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- A. A and B are power sets
- B. A and B are disjoint sets
- C. A and B are super sets
- D. A and B are equal sets
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| 7 |
Sum of all three cube roots of unity is: |
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| 8 |
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- A. p is false and q is true
- B. both p and q are false
- C. p is true and q is false
- D. both p and q are true
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| 9 |
The middle term in the expansion of (a+b)<sup>20</sup> is; |
- A. 10<sup>th</sup> term
- B. 11<sup>th</sup>term
- C. 12<sup>th</sup>term
- D. 13<sup>th</sup>term
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| 10 |
The middle term in the expansion of (1+x)<sup>1/2</sup> is: |
- A. T<sub>2</sub>
- B. T<sub>3</sub>
- C. does not exist
- D. none of these
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