1 |
Synthetic division is a process of: |
division
subtraction
addition
multiplication
|
2 |
If a polynomial P(x) = x2 + 4x2 - 2x + 5 is divided by x - 1, then the reminder is: |
8
-2
4
5
|
3 |
Sum of all four fourth roots of unity is: |
1
0
-1
3
|
4 |
Sum of all three cube roots of unity is: |
1
-1
0
3
|
5 |
How many complex cube roots of unity are there: |
2
0
1
3
|
6 |
Complex roots of real quadratic equation always occur in: |
conjugate pair
ordered pair
reciprocal pair
none of these
|
7 |
The roots of the equation: |
complex
irrational
rational
none of these
|
8 |
If α, ß are the roots of x2 + kx + 12=0 such that α-ß = 1 then K = : |
0
±5
±7
±15
|
9 |
If α, ß are complex cube roots of unity, then 1 + αn + ßn = .......... where n is a positive integer divisible by 3: |
1
3
2
4
|
10 |
32x - 3x - 6 = 0 is: |
reciprocal equation
exponentialequation
radicalequation
none of these
|
11 |
|
quadratic equation
reciprocal equation
exponential equation
none of these
|
12 |
One of the roots of the equation 3x2 + 2x + k = 0 is the reciprocal of the other, then k = ...............: |
3
2
1
4
|
13 |
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: |
m . n, plus a quotient
m - n, plus a remainder
m ÷ n, plus a factor
m + n, plus a remainder
|
14 |
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: |
m . n
m - n
m + n
m × n
|
15 |
If 4x = 2, then x equals: |
2
1
|
16 |
Which one is exponential equation: |
ax<sup>2</sup> + bx + c = 0
ax + b = 0
2<sup>x</sup> = 16
|
17 |
Which one is radical equation: |
ax<sup>2</sup> + bx + c
ax + b = 0
2<sup>x</sup> = 16
|
18 |
|
c = 0
b = 0, c = 0
|
19 |
Solution set of the equation x2 - 3x + 2 = 0 is |
{-1, 2}
{1, -2}
{-1, -2}
{1, 2}
|
20 |
The other name of quadratic equation is: |
linear equation
1st degree equation
2nd degree equation
none
|