| 1 |
In ax<sup>2</sup> + bx + c = 0, if b<sup>2</sup> - 4ac > 0 and perfect square the roots are: |
- A. rational
- B. irrational
- C. equal
- D. complex
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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 |
For what value of k, the roots of the equation x<sup>2</sup> + √k x + 2 = 0 are equal: |
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| 4 |
If the sum of the roots of ax<sup>2</sup> - (a + 1) x + (2a + 1) = 0 is 2, then the product of the roots is: |
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| 5 |
A numbers exceeds its square root by 6, the number is: |
- A. 6
- B. 3
- C. 9
- D. none of these
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| 6 |
No. of ways of solving a quadratic equation: |
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| 7 |
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| 8 |
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| 9 |
If one root of 2x<sup>2</sup> + ax + 6 = 0 is 2 then the value of a is: |
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| 10 |
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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