| 1 |
A linear equation always has: |
- A. Three roots
- B. Two roots
- C. One root
- D. No root
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| 2 |
B<sup>2</sup> - 4ac in a quadratic formula is called |
- A. Nature of root
- B. Discriminant
- C. Solution set
- D. Extraneous root
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| 3 |
Simultaneous equations can be solved in ways. |
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| 4 |
Formula to calculate compounded amount is: |
- A. P(1 + i)<sup>n</sup>
- B. P(1 + i)<sup>-n</sup>
- C. R (1 + i)
- D. P (1 - i)<sup>n</sup>
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| 5 |
The solution set of equation x<sup>2</sup> + 2x + 1 = 0 is |
- A. {1}
- B. {-1}
- C. {1, -1}
- D. None of these
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| 6 |
In quadratic equation the variable has degree: |
- A. 1
- B. 2
- C. More than 2
- D. Less than 2
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| 7 |
Solution set of equations 4x + 5y = 40 and 3x + 2y = 23 is: |
- A. { (4,5) }
- B. { (5, 4) }
- C. { (-5, 4) }
- D. { -4, -5) }
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| 8 |
90.5% in common fraction: |
- A. 0.9
- B. 10/9
- C. 9/10
- D. 181/200
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| 9 |
Solution set of 4x - 7y = 12 and 3x + y = 9 is |
- A. (0,3)
- B. (1,3)
- C. (6,3)
- D. (3,0)
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| 10 |
Factorization is one of the method use to solve: |
- A. ax + b = 0
- B. ax2 + bx + C = 0
- C. ax3 + bx + c = 0
- D. None of these
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