| 1 |
The roots of the equation: |
- A. complex
- B. irrational
- C. rational
- D. none of these
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| 2 |
If α, ß are the roots of x<sup>2</sup> + kx + 12=0 such that α-ß = 1 then K = : |
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| 3 |
If the roots of x<sup>2</sup> - bx + c = 0 are two consecutive integers, then: b<sup>2</sup> - 4ac = |
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| 4 |
Solution set of the simultaneous equations : x + y = 1, x - y = 1 is: |
- A. {(0,0)}
- B. {(1,0)}
- C. {(0,1)}
- D. {(1,1)}
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| 5 |
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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| 6 |
If a polynomial P(x) = x2 + 4x2 - 2x + 5 is divided by x - 1, then the reminder is: |
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| 7 |
Which one is exponential equation: |
- A. ax<sup>2</sup> + bx + c = 0
- B. ax + b = 0
- C.
- D. 2<sup>x</sup> = 16
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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 |
Sum of all four fourth roots of unity is: |
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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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