Question # 1

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n < 8/5

n < 5/8

|n| < 8/5

|n|>8/5

3x + 4 > 0 is

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equation

inequality

identity

none of these

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c = 0

c = -1

c = -2

c = 1

A function in which the second elements of the order pairs are distinct is called

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Onto function

One-one function

Identity function

Inverse function

The different of tan x is

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sec2 x

ln |sec x|

sec2 xdx

-cos ec2 x

If A is a set then any subset R of A x A is called

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relation on A

relation on B

relation from A to B

relation from B to A

√2 is a number

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Rational

Irrational

Even

Odd

The expression x2 - x + 1 has

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One proper linear factor

No proper linear factor

Two proper linear factors

None of these

A right angle is the angle of measure

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90'

60°

60"

90°

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Rational fraction

Proper fraction

Improper rational fraction

None of these

The set {1, -1, i, -i}

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Form a group w.r.t addition

Form a group w.r.t multiplication

Does not form a group w.r.t multiplication

Not closed under multiplication

If n is any positive integer then n²> n + 3 for

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The number of triplets (x, y, z) satisfying sin^-1x +cos^-1y + sin^-1z = 2π is

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0

2

1

Infinite

The roots of the equation ax²+ bx + x = 0 are real and distinct if

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b²- 4ac <0

b²- 4ac = 0

b²- 4ac > 0

None of these

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A quadrilateral whose diagonals are perpendicular bisector of each other is

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Square

Rectangle

Rhombus

Parallelogram

Trapezium

For every positive integers n 1+5+9+....+ (4n - 3) is

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n(2n - 1)

(2n - 1)

n - 1

n

0 (zero) is

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An irrational number

A rational number

A negative integer

A positive number

What is the period of 6 sin x=?

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π

-π

π/2

2π

The exact degree value of the function sin-1( -√3/2) is

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70^ο

50^ο

90^ο

60^ο

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If n is a negative integer n! is

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1

0

Unique

Not defined

Two matrices A and B are conformable for the product AB if

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Both A and B are square

Both A and B are symmetric

Number of rows of A = number of columns of B

Number of columns of A = number of rows of B

The A.M. of two numbers is 34 and G.M. is 16, the numbers are

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2 and 64

64 and 3

64 and 4

None of these

2π is the period of

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sin𝜽

tan𝜽

cot𝜽

all circular function

The next term of the sequence 1, 2, 4, 7, 11, ..... is.

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15

16

17

18

The graph of a quadratic function is

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Circle

Ellipse

Parabola

Hexagon

Which one is not defined∀n∈Z+

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-n!

n!

(-n)!

n!+0!=n!+1

Union of the sets of rational and irrational numbers is called 6th set of

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Natural numbers

Real numbers

Whole numbers

Prime numbers

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1

1/2

0

None

The straight lines represented by the equation ax2+ 2hxy +by2 =0 intersects at

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(1,1)

(0,1)

(1,0)

(0,0)

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