| 1 |
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- A. linear equation
- B. Quadraticequation
- C. cubicequation
- D. radicalequation
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| 2 |
The roots of the equation: |
- A. complex
- B. irrational
- C. rational
- D. none of these
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| 3 |
Equations having a common solution are called: |
- A. linear
- B. quadratic
- C. homogeneous
- D. simultenaeous
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| 4 |
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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| 5 |
Sum of all four fourth roots of unity is: |
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| 6 |
One of the roots of the equation 3x2 + 2x + k = 0 is the reciprocal of the other, then k = ...............: |
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| 7 |
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- A. c = 0
- B. b = 0, c = 0
- C.
- D.
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| 8 |
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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| 9 |
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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| 10 |
No. of ways of solving a quadratic equation: |
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