Question # 1

A non-terminating, non-recurring decimal represents:

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A natural number

A rational number

An Irrational number

Prime number

The logarithm of any number consist of parts:

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Three

Four

One

Two

Conjugate of -3 is:

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3

-3

-3i

3i

If 2x + 1 = 3, then the value of x will be:

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-1

2

1

3

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Additive identity

Additive inverse

Multiplicative identiry

Multiplicative inverse

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Perpendicular

Congruent

Parallel

Equal

If y=2x+1, x=2 then y is:

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2

3

4

5

Coordinate geometry is the study of ____________ shapes in Cartesian plane:

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Cuboid

Cubic

Geometrical

Spherical

If a and b are length and breadth of rectangle then its area _______:

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a - b

a + b

The______ altitude of an isosceles triangle are congruent:

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Two

Three

Four

None

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The discriminant of x²+8x+16=0:

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4

3

2

0

The semi circumference, and the diameter of a circle both subtend a central angle of:

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90°

180°

270°

360°

Cot 30^o = ....................

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1/2

√3/2

√3

1/√3

If b²-4ac<0, then the roots of ax²+bx+c=0 are:

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Irrational

Rational

Imaginary

None of these

3π/2 radians =...................

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90^o

180^o

270^o

360^o

If a chord of a circle subtends a central angle of 60°, then the length of the chord and the radial segment arc:

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Congruent

Incongruent

Parallel

Perpendicular

the set {0,±1,±2,±3,........} is:

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Set of natural numbers

Set of whole numbers

Set of prime numbers

Set of integers

Diameter _______a circle:

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Divides

Trisects

Intercept

Bisects

A straight line, drawn from the centre of a circle to bisect a chord is _______ to the chord:

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Parallel

Equidistant

Perpendicular

Congruent

A fraction in which the degree of numerator is less than the degree of the denominator is called:

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An equation

An improper fraction

An identity

A proper fraction

The measure of central tendency which is not affected by extreme values is called:

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Median

Arithmetic mean

Geometric mean

None of these

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Which one is not a quadrant angle ?

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0°

90°

280°

270°

The series 3 + 33 + 333 + ...... is:

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A.P

G.P

H.P

none of these

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5

14

20

6

In an A.P.a₃ = 12 and a₇ = 32 then d = :

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5

3

7

9

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a + c = b + d

a + b = c + d

a - b = c - d

None of these

Two A.Ms. between 3 and 9 are:

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3. 6

5, 7

6, 12

3, 9

π, e are:

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integers

natural numbers

rationalnumbers

irrationalnumbers

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3×1

1×3

3×3

1×1

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If W = {0, 1, 2, 3, 4, ........}, N = {1, 2, 3, 4 ...........} then N - W = ?

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W

{0}

none of these

y² = 4ax, is the standard equation of the:

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Ellipse

Parabola

Hyperbola

None of these

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Constant

Implicit

Explicit

Inverse

The line y = a is below the x-axis, if:

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a > 0

a < 0

a = 0

Two real and distinct tangents can be drawn to a circle from any point P(x₁, y₁) ______ the circle:

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Inside

On

Outside

None of these

If any two vectors of scalar triple product are equal, then its value is equal to:

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0

1

-1

2

f(x) is odd function. If and only if:

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f(-x) = -f(x)

f(-x) = f(x)

f(x) = 3f(-x)

f(x) = -3f(-x)

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integration by parts

definite integral

Differentation

None of these

The directrix of the parabola x² = 4ay is:

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x = a

x = -a

y = a

y = -a

If the equation of the parabola is y² = - 4ax, then opening of the parabola is to the ______ of the y-axis:

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Left

Upward

Right

Downward

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2 - 7

2 + 7

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1

0