| 1 |
Sum of roots of ax<sup>2</sup> + bx + c = 0 is equal to product of roots only if: |
- A. a+c=0
- B. b+c=0
- C. a+b=0
- D. a+b+c=0
|
| 2 |
Sum of all three cube roots of unity is: |
|
| 3 |
If the sum of the roots of the equation kx<sup>2</sup> - 2x + 2k = 0 is equal to their product, then the value of k is: |
|
| 4 |
The roots of the equation: |
- A. complex
- B. irrational
- C. rational
- D. none of these
|
| 5 |
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
|
| 6 |
Which one is exponential equation: |
- A. ax<sup>2</sup> + bx + c = 0
- B. ax + b = 0
- C.
- D. 2<sup>x</sup> = 16
|
| 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
|
| 8 |
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
|
| 9 |
Synthetic division is a process of: |
- A. division
- B. subtraction
- C. addition
- D. multiplication
|
| 10 |
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)}
|
