Question # 1

If one angle of a parallelogram is 130° then its remaining angles will be:

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130°,50°,50°

120°,60°,50°

110°,60°,60°

100°,70°,60°

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

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Multiplicative inverse

Additive inverse

Multiplicative identity

Additive identity

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a = Im

a = Re(z)

a = Natural number

None of these

The right bisectors of triangle are___________:

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Concurrent

Non-concurrent

Collinear

Non-collinear

The product of two algebraic expressions is equal to the _________ of their HCF and LCM:

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Sum

Difference

Product

Quotient

The medians of a triangle cut each other in the ratio_____________:

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1:4

1:3

1:2

1:1

Conjugate of real number is:

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Pure imaginary

Real

Complex

None

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ad + cb = 0

ad = -bc

ad = bc

ab = cd

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5

1/2

7

1/7

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Inverse of identity matrix is _______ matrix:

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A

O

A^-1

Identity

The circumference of a circle is called:

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Tangent

Chord

Boundary

Segment

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9

7

5

3

W - N = ....................

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∅

{∅}

N

W

The boundary traced by a moving point in a circle its ______:

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Circumference

Diameter

Radius

Area

Locus of a point in the plane equidistant from a fixed point is called:

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Radius

Circle

Circumference

Diameter

Right bisector of the chord of a circle always passes through the:

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Radius

Circumference

Centre

Diameter

An equation of the type 3^x+3^2-x+6=0 is a/an _____ equation:

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Radical

Exponential equation

Reciprocal

None of these

The date presented in the form of frequency distribution is called:

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distribution

grouped data

range data

regrouped data

Sum of the deviations of the variable "X" from its mean is always:

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Zero

One

Same

A∩ A^c= ...........................

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∪

A^c

∅

A

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bc

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1

-1

-6

6

One card is drawn at random from a pack of 52 cards. The probability that the card drawn a king is:

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none of these

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r₁

r₂

r₃

r

r₂ =

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If ⁿP₂ = 30 then n = :

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5

6

2

3

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1 + cos Θ

1 - cos Θ

In how many ways two places can be filled by n objects:

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n(n-1)

2!

n(n+1)

None

r₁=

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n! stands for:

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product of first natural numbers

sum of n natural numbers

product of n integers

none of these

Which one is exponential equation:

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ax² + bx + c = 0

ax + b = 0

2^x = 16

y-coordinate of any point on X-axis:

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0

x

y

1

The vertex of the parabola y² = -4ax is:

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(-a, 0)

(a, 0)

(0, -a)

(0, 0)

The linear function f(x) = ax + b is an identity function if:

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a = 0, b = 1

a = 1, b = 0

a = 1, b = 1

a = 0, b = 1

Measure of the central angle of a minor arc is ____ the measure of the angle subtended in the corresponding major arc.

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Equal

Double

Not equal to

Triple

The graph of linear equation of the form ax + by = c is a _________ where a, b and c are constants and a, b are not both zero.

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Curve

Circle

Straight line

Parabola

The directrix of the parabola x² = -4ay is:

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x = a

x = -a

y = a

y = -a

y = mx + c is the equation of straight line in:

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Slope-intercept form

Two points from

Point slope form

Intercepts form

The range of the function f(x) = |x|

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0

1

-1

2

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The opening of the parabola x²= 16y is to __________ of the x-axis:

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Left

Upward

Right

Downward