1 |
If f(x) = tan x then f(0) is |
0
1
1/2
|
2 |
|
0
1
1/2
|
3 |
If f(x) = cos x then f(0) is |
0
1
1/2
|
4 |
If f(x) = x3- 2x2+ 4x -1 then f(2) is |
7
-16
16
-9
|
5 |
|
-1
1
2
-2
|
6 |
If f(x) = x3- 2x2+ 4x -1 then f(0) is |
0
1
-1
none of these
|
7 |
|
0
3
9
-3
|
8 |
|
2
-1
8
not defined
|
9 |
|
0
-4
none of these
|
10 |
|
2
0
|
11 |
|
2
6
|
12 |
|
0
1
2
None of these
|
13 |
Which of the following is a factor of x3- 3x2+ 2x - 6 |
x + 2
x + 3
x - 3
x - 4
|
14 |
Find a if 1 is a root of the equation x2+ ax + 2 = 0 |
3
-3
2
0
|
15 |
If x - 2 is a factor of ax2- 12x + a = 2a, then a = ______ |
-5
5
0
1
|
16 |
|
2
-2
none of these
|
17 |
If x2- 7x + a has remainder 1 when divided by x + 1, then a = ______ |
-7
7
0
None of these
|
18 |
If f(x) = x2- x then f(-2) is |
4
6
2
0
|
19 |
If f(x) = x2- x then f(2) is |
4
6
2
0
|
20 |
If f(x) = x2-x then f(1) is |
0
1
2
3
|
21 |
If f(x) = x2-x then f(0) is |
0
1
2
3
|
22 |
Two quadratic equation in which xy term is missing and the coefficients of x2and y2are equal, give a linear equation by ______ |
Addition
Subtraction
Multiplication
Division
|
23 |
If f(x) = -x3then f(-2) is |
-2
-4
-8
8
|
24 |
If f(x)= x3 then f(-2) is |
-2
-4
-8
8
|
25 |
The polynomial x - a is a factor of the polynomial f(x) if and only if |
f(a) is positive
f(a) is negative
f(a) = 0
None of these
|
26 |
If f(x) = -x2then f(-2) is |
-2
2
-4
4
|
27 |
The product of the four fourth roots of unity is |
0
1
-1
None of these
|
28 |
If f(x) = (-x)2then f(-2) is |
0
2
-4
4
|
29 |
If f(x) = x2then f(2) is |
-2
2
4
-4
|
30 |
If f(x) = x2then f(-2) is |
-2
2
4
-4
|