Question # 1

30° = ______

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The system of measurement in which the angle is measured in radians is called the

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circular system

CGS system

sexagesimal system

none of these

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A

B

U

None of these

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X = 100 sinθ

X = 10 sinθ

X = 100 secθ

None of these

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5

10

20

30

tan 294° =______;

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tan 24°

-tan 24°

cot 24°

-cot 24°

The number of solution of the equation tan x + sec x = 2 cos x lying in the interval [0, 2π] is

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0

1

2

3

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The transpose of a zero matrix is a ______

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Column matrix

Zero matrix

Row matrix

Scalar matrix

The degree of differential equation is the power of the

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Lowest order derivative

Highest order derivative

Integral

All are correct

Which is an explicit function

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y = x²+ 2x - 1

x²+ xy + y²= 2

x²+ y²= xy + 2

All are

The geometrical representation of a linear function is

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Circle

Parabola

Straight lie

None of these

An unbiased die is thrown. Then the probability of getting a prime is

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1/2

2/3

3/4

None of these

If x³+ ax²- a²x - a³is divided by x + a, then the remainder is

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0

a³

2a³

-2a³

ax2 +2hxy +by2 +2gx +2fy +c =0 may represent an ellipse if

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h2 -ab <0

h2 -ab≠ 0

h2 -ab =0

h2 -ab >0

24 can be written as a product of

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Odd factors

Even factors

Whole factors

Prime factors

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π / 3

π / 4

π / 6

0

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Given X,Y are any two sets such that number of elements in set X = 28, number of elements in set Y = 28, and number of elements in set X∪Y = 54, then number of elements in set X ∩ Y =

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4

3

2

1

Z is a

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Infinite set

Finite set

Singleton set

Set of all integers

The principal value of sin^-1(-1/2)

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π/3

π/4

π/6

-π/6

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Which of the following is the subset of all sets

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Φ

{1,2,3}

{Φ}

{0}

sin(180° -θ)=

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cosθ

-cosθ

Tanθ

Sinθ

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A rational number

A irrational number

An even integer

A factor of 36

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Symmetric

Skew-symmetric

Hermitian

Skew hermitian

If there are m rows and n columns in a matrix then its order is

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m x n

m x m

n x n

n x m

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