| 1 |
if a=1, b=-3 and c= 3, then discriminant is: |
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| 2 |
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| 3 |
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- A. One variable
- B. Twovariable
- C. Threevariable
- D. Fourvariable
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| 4 |
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| 5 |
The nature of roots depends on the value of: |
- A. -b+4ac
- B. b<sup>2</sup>+4c
- C. b<sup>2</sup>-4ac
- D. -b+4ac<sup>2</sup>
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| 6 |
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| 7 |
Roots of the equation 4x<sup>2</sup>-4x+1=0 are: |
- A. Real, equal
- B. Real, uneqal
- C. Imaginary
- D. Irrational
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| 8 |
The product of roots, of equation 5x<sup>2</sup>+(7-2m) x + 3 = 0 will be: |
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| 9 |
The product of three cube roots of unity is: |
- A. Zero
- B. Four
- C. Two
- D. One
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| 10 |
(figure) is equal to: |
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