Question # 1

Cot1°, Cot2°, Cot3°, .......... Cot89° =

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-1

1

∞

none

ⁿC₄ =ⁿC₈then n = :

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4

12

8

6

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Which one is not a quadrant angle ?

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0°

90°

280°

270°

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Additive property

Multiplicativeproperty

Reflexiveproperty

Transitive property

The sum of 10 A.Ms between 3 and 47 is:

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50

250

100

500

sin5Θ + sin3Θ is equal to:

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2cos 2Θ sin Θ

-2 cos 4Θ sin Θ

-2 sin 4Θ cos Θ

2 sin 4Θ cos Θ

The range of principal cosine function is:

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The objects in a set are called:

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elements

sub-sets

whole numbers

overlapping sets

If, for all x in the domain of f, there exists a smallest positive number p such that f (x+p) = f(x), then p is the:

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period of f

period of 2f

period of 3 f

period of 4 f

In any triangle ABC, law of tangents is:

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all of these

The series 2 + 2 + 2 ..... is:

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divergent

convergent

oscillatory

none of these

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3×3

3×2

2×1

2×3

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A

B

Numbers are formed by using all the digits 1, 2, 3, 4, 5, 6 on digit being repeated, then the numbers which are divisible by 5 are:

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110

120

122

124

If sin α = cos ß in any triangle ABC then:

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α + ß = 90°

α + ß = 180°

α + ß = 360°

α + ß

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ab - cd = 0

ac - bd = 0

ad - bc = 1

ad - bc = 0

A.M between x - 3 & x + 5 is __________:

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x + 1

x - 1

2x + 2

none

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integer

rational number

irrational number

natural number

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