| 1 |
Sum of all three cube roots of unity is: |
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| 2 |
If the sum of the roots of the equation kx<sup>2</sup> - 2x + 2k = 0 is equal to their product, then the value of k is: |
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| 3 |
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| 4 |
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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| 5 |
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- A. quadratic equation
- B. reciprocal equation
- C. exponential equation
- D. none of these
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| 6 |
For what value of k, the roots of the equation x<sup>2</sup> + √k x + 2 = 0 are equal: |
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| 7 |
The roots of the equation: |
- A. complex
- B. irrational
- C. rational
- D. none of these
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| 8 |
If α, ß are complex cube roots of unity, then 1 + α<sup>n</sup> + ß<sup>n</sup> = .......... where n is a positive integer divisible by 3: |
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| 9 |
Synthetic division is a process of: |
- A. division
- B. subtraction
- C. addition
- D. multiplication
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| 10 |
If one root of 2x<sup>2</sup> + ax + 6 = 0 is 2 then the value of a is: |
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