| 1 |
The ration of the sum and product of roots of 7x<sup>2</sup> - 12x + 18 = 0 is: |
- A. 7:12
- B. 2:3
- C. 3:2
- D. 7:18
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| 2 |
3<sup>2x</sup> - 3<sup>x</sup> - 6 = 0 is: |
- A. reciprocal equation
- B. exponentialequation
- C. radicalequation
- D. none of these
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| 3 |
How many complex cube roots of unity are there: |
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| 4 |
One of the roots of the equation 3x2 + 2x + k = 0 is the reciprocal of the other, then k = ...............: |
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| 5 |
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- A.
- B.
- C.
- D. none of these
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| 6 |
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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| 7 |
If P(x) is a polynomial of degree m and Q(x) is a polynomial of degree n, the product P(x) . Q(x) will be a polynomial of degree: |
- A. m . n
- B. m - n
- C. m + n
- D. m × n
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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 |
If P(x) is a polynomial of degree m and Q(x) is a polynomial of degree n, the quotient P(x) + Q(x) will produce a polynomial of degree: |
- A. m . n, plus a quotient
- B. m - n, plus a remainder
- C. m ÷ n, plus a factor
- D. m + n, plus a remainder
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| 10 |
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