Question # 1

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x = 0

y = 0

x = 0 and y = 0

x = 0 or y = 0

If s denotes the length of the arc intercepted on a circle of radius r by a central angle of α radians, then:

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s = rα

s = r + α

none of these

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- cot Θ

- tan Θ

tan Θ

none of these

In a triangle ABC b = √3, c = 1, α = 30° then a = :

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2

1

3

-1

In binomial expansion (a+b)ⁿ, n is positive integer the sum of coefficients equals:

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none of these

Which one is not a quadrant angle ?

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0°

90°

280°

270°

tan (α - ß ) =

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Domain of the function y = tan^-1 x is:

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No. of diagonals can be formed by joining the vertices of the polygon having 12 sides ?

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70

54

70

73

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1

-5

-1

none

A dice is thrown. The probability to get an odd number is;

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1

none of these

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cancellation property w.r.t multiplication

cancellationproperty w.r.t addition

multiplicativeproperty

additiveproperty

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rationalnumber

irrationalnumber

naturalnumber

wholenumber

The period of sin 2x is:

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π

2π

3π

The real part of the complex number a + bi is:

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b

-b

a

-a

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20

If A is a square matrix, then A + A^t is:

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2

4

6

8

r r₁ r₂ r₃ =

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abc

S = {1, -1, 2, -2} is a group under:

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multiplication

subtraction

addition

none of these

Which one is radical equation:

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ax² + bx + c

ax + b = 0

2^x = 16

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