Question # 1

The entries presented in vertical way are called _______

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Columns

Diagonals

Row

Order

A triangle in which all three sides are different in length is called _______ triangle:

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Right angled

Isosceles

Equilateral

Scalene

There exists a unique real number 1, is called ________ in multiplication:

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Multiplicative inverse

Additive inverse

Multiplicative identity

Additive identity

If two triangles are similar, then their corresponding sides are:

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Proportional

Equal

Unproportional

Inversely proportional

Symbol used to show correspondence between two triangles:

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log_ba x log_c b can be written as

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log_a c

log_ca

log_ab

log_bc

The right bisectors of triangle are___________:

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Concurrent

Non-concurrent

Collinear

Non-collinear

A triangular region means the _______ of triangle and its interior:

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Exterior

Interior

Altitude

Union

The symbol used for angle is:

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The medians of a triangle are:

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1

2

3

4

Real part in -3i is:

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3

O

-3

1

If a circle passes through three or more paints then these points are called:

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Incyclic

Concyclic

Circumcyclic

Bicyclic

Tangent drawn at the ends of diameter of a circle of___________ to each other:

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parallel

perpendicular

collinear

none parallel

The n^th positive root of the product of the x₁,x₂,x₃..................x_n observations is called:

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Mode

Mean

Geometric mean

Acute angle is:

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80°

60°

90°

120°

A fraction in which the degree of the numerator is greater or equal to the degree of denominator is called:

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A proper fraction

An improper fraction

An equation

Algebraic relation

The third proportional of x² and y² is:

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x²y²

The complement of∪ is................

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∪

∅

impossible

Union

A∩ A^c= ...........................

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∪

A^c

∅

A

Sum of deviations of the variable X from its mean is always_____________

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Zero

One

Same

None

Cos 60^o =.................................

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1/2

√3/2

2

2/√3

Fundamental trigonometric ration are.

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3

4

5

6

A set containing finite number of elements is called:

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nullset

superset

finiteset

infiniteset

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linear equation

Quadraticequation

cubicequation

radicalequation

Factors of x² + y² are:

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(x + iy) (x - iy)

(x + y) (x - y)

(x + y) (x + y)

none

If z = x + i y = r (cos Θ + i sin Θ), then arg z is:

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tan Θ

cos²Θ + sin²Θ

r

Θ

Four fourth roots of 625 are:

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±5,±5i

±5,±25i

±25,±25i

none of these

tan^-1 (-x) =

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tan^-1x

cot^-1x

-tan^-1x

-cot^-1x

Number of terms in the expansion of (a+b)ⁿ is:

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n

n+1

n-1

none of these

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5

14

20

6

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5

-5

-4

4

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If the degree of a polynomial function is ------------, then it is called a linear function:

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0

1

2

3

If (1, x) is the mid point of the line segment joining the points (1, 2) & (1, 6) then x =

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1

2

3

4

X-co-ordinate of centroid of triangle ABC with A(-2, 3); B(-4, 1); C(3, 5) equals:

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-1

1

3

-3

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x with respect to y

y with respect to y

y with respect to x

x with respect to x

The curves obtained by cutting a __________ double right circular cone by a _______ are called conics:

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Straight line

Plane

Curve

None of these

If a = 0, then the line ax + by + c = 0 is parallel to:

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y - axis

x - axis

along y - axis

None of these

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integration by parts

definite integral

Differentation

None of these

Let f(x) = x², real valued function then domain of f is the set of all:

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Real numbers

Integers

Positive numbers

Natural numbers

The region of the graph ax + by > c is called ______ half plane:

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Open

Boundary of

Closed

None of these

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4, -4

0

2, -2

0, 4

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[0]

[0, 0]

[0, 0, 0]

None of these