| 1 |
If B={1,2,100} and C = {2,100}, then B∩C = ________ |
{1,2}
{1,2,100}
{2}
{2,1}
|
| 2 |
If R= { (a,2),(b,3),(c,3) }, then Dom R = ________________ |
{1,2}
{1,2,3}
{a,b,c}
{a,c}
|
| 3 |
the set {0,±1,±2,±3,........} is: |
Set of natural numbers
Set of whole numbers
Set of prime numbers
Set of integers
|
| 4 |
Cosec2θ - Cot2θ = ______________ |
-1
1
0
tanθ
|
| 5 |
Secθ Cotθ = _______ |
Sinθ
1/ Sinθ
1/Cosθ
Sinθ / Cosθ
|
| 6 |
1/2 Cosec 45o = ___________________ |
1/2√2
1/√2
√2
√3/2
|
| 7 |
1/1+Sinθ+ 1/1- Sinθ |
2 Sec<sup>2</sup>θ
2 Cos<sup>2</sup>θ
Sec<sup>2</sup>θ
Cosθ
|
| 8 |
Sec2θ__________________ |
1-Sin<sup>2</sup>θ
1-tan<sup>2</sup>θ
1 + Cos<sup>2</sup>θ
1-tan<sup>2</sup>θ
|
| 9 |
If tanθ =√3 thenθ is equal to . |
30<sup>o</sup>
45<sup>o</sup>
60<sup>o</sup>
90<sup>o</sup>
|
| 10 |
3π/4 radian = |
115<sup>o</sup>
135<sup>o</sup>
150<sup>o</sup>
30<sup>o</sup>
|
| 11 |
20o = _______________________________ |
360'
630'
1200'
360'
|
| 12 |
The system of measurement in which angle is measured in radian is called. |
C.G.S System
Sexagesimal system
M.K.S.System
circular system
|
| 13 |
The union of two noncollinear rays, which have common end point is called. |
A Radian
A Minute
A degree
An angle
|
| 14 |
Sin2θ + Cos2θ = ______________________________: |
Sinθ
Cosθ
1
2
|
| 15 |
Cot 60o=________________ |
1/√3
√3
1/2
2
|
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