| 1 |
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- A. quadratic equation
- B. reciprocal equation
- C. exponential equation
- D. none of these
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| 2 |
How many complex cube roots of unity are there: |
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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 |
If the Discriminant of a quadratic equation is a perfect square, then roots are: |
- A. real and equal
- B. complex
- C. rational
- D. irrational
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| 5 |
One of the roots of the equation 3x2 + 2x + k = 0 is the reciprocal of the other, then k = ...............: |
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| 6 |
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| 7 |
The roots of the equation 25x<sup>2</sup> - 30x + 9 = 0 are; |
- A. rational
- B. irrational
- C. equal
- D. complex
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| 8 |
3<sup>2x</sup> - 3<sup>x</sup> - 6 = 0 is: |
- A. reciprocal equation
- B. exponentialequation
- C. radicalequation
- D. none of these
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| 9 |
For what value of k, the roots of the equation x<sup>2</sup> + √k x + 2 = 0 are equal: |
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| 10 |
Sum of roots of ax<sup>2</sup> + bx + c = 0 is equal to product of roots only if: |
- A. a+c=0
- B. b+c=0
- C. a+b=0
- D. a+b+c=0
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