Question # 1

If 3 cm and 4 cm are two sides of a right angled triangle, then hypotenuse is:

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6 cm

7 cm

5 cm

25 cm

Altitudes/bisectors of isosceles triangle are congruent:

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4

2

3

None of these

Set of Rational numbers in set builder notation:

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None of these

If Z = Z₂ and Z₂ = Z₃ then Z₁ = Z₃ this property is known as ______ property:

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Reflexive

Symmetric

Transitive

Commutative

The product in matrices AB, the number of columns of A must be equal to number _______ of B.

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Columns

Entries

Rows

None of these

Median of a triangle divide it into _____ triangle of equal area:

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1

2

3

4

Antilogarithm table was prepared by:

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Musa Al Khwarizmi

Henry Briggs

John Napier

Jobst Burgi

The points are called collinear if they are situated on:

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The same line

Different lines

Intersecting

None of these

Ratio, (img) as comparison of two _______ quantities:

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Different

Alike

Unlike

None of these

The area of a closed region is expressed in _________ units:

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Square

Cubic

Degree 1

Degree 4

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5/4

4/5

-5/4

-4/5

∑▒〖(x-〗 x ̅)=………….

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0

1

-1

2

(A⋃B)⋃C = ________

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A ⋂ (B⋃C)

(A⋃B)⋂C

A⋃ (B⋃C)

A⋂(B⋂C)

If a : b = c :d, than a - b : b = c - d : d is called theorem of :

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Componendo

Dividendo

(a) & ( b)

Invertendo

O - E = ............

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∅

O

E

Z

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

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CGS system

Sexagesimal system

MKS system

Circular system

If an object is above the level of observation then angle formed between the horizontal line and observer's line of sight is called:

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Angle of dispersion

Angle of elevation

Obtuse angle

None of these

Angle inscribed in a semi-circle is:

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A circle of radius 'r' has area:

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πr²

2πr

2πr²

1/2πr

The circumference of a circle is called _________ of a circle:

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Chord

Arc

Radius

Boundary

Co sec 60^o = ...................

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1/2

√3/2

2

2/√3

An arc substends a central angle of 40° then corresponding chord will substend a central angle of ________:

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20°

40°

60°

80°

What is called the difference between two consecutive terms of an arithmetic sequence ?

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common ratio

common difference

common element

none of these

The product of three G.Ms between 1 and 16 is:

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32

64

128

16

The domain of principal cosine function is:

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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

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If A is a matrix of order m × n, then the number of elements in each row of A is:

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m

n

m + n

m - n

Inverse sine function is written as:

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(sin x)^-1

sin x^-1

arc sinx

arc sin^-1 x

No. of necklaces can be made from 7 beads of different colors ?

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360

120

60

70

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{1, 2, 3}

{5, 6, 7}

{4}

If the matrices A & B have the orders 2×3 and 5×2 then order BA is:

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3×5

5×2

2×2

none

In a triangle if α > 45°, ß > 30° then Γ cannot be:

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90°

100°

120°

10°

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cosech x coth x

-cosech²x

-cosech x coth x

cosech²x

The conic is an ellipse, if:

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e = 1

e > 1

0 < e < 1

e = 0

A line through a point say P perpendicular to the tangent to the curve at P is called:

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Straight line

Tangent line

Normal line

None of these

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0

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Every relation, which can be represented by a linear equation in two variables, represents a:

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Graph

Function

Cartesian product

Relation

The point of intersection of the altitudes of a triangle is called:

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Centroid

Ortho-center

Circums-center

In-center

A function P(x) = 6x⁴ + 7x³ + 5x + 1 is called a polynomial function of degree -------- with leading coefficient -------.

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4, 6

2, 7

2, 3

2, 5

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-cosec x cotx

cosec² x

-cosec²x

cosec x cotx

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If the graph of f is entirely below the x-axis, then the definite integral is:

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Positive

Positive or negative

Negative

Positive and negative