| 1 |
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: |
|
| 2 |
Complex roots of real quadratic equation always occur in: |
- A. conjugate pair
- B. ordered pair
- C. reciprocal pair
- D. none of these
|
| 3 |
Which one is exponential equation: |
- A. ax<sup>2</sup> + bx + c = 0
- B. ax + b = 0
- C.
- D. 2<sup>x</sup> = 16
|
| 4 |
|
- A. quadratic equation
- B. reciprocal equation
- C. exponential equation
- D. none of these
|
| 5 |
How many complex cube roots of unity are there: |
|
| 6 |
Sum of all four fourth roots of unity is: |
|
| 7 |
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
|
| 8 |
The other name of quadratic equation is: |
- A. linear equation
- B. 1st degree equation
- C. 2nd degree equation
- D. none
|
| 9 |
Solution set of the simultaneous equations : x + y = 1, x - y = 1 is: |
- A. {(0,0)}
- B. {(1,0)}
- C. {(0,1)}
- D. {(1,1)}
|
| 10 |
For what value of k, the sum of the roots of the equation x<sup>2</sup> + kx + 4 = 0 is equal to the product of its roots: |
|
