Question # 1

The symbol of parallelogram is:

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||

||^gm

gm||

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Perpendicular

Congruent

Parallel

Equal

Parallelogram on equal bases and having the same ( or equal) altitude are _______ in area:

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Equal

Unequal

Congurant

Similar

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-8

-4

-2

The point of concurrency of the three altitudes of a triangle is called:

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Centroid

Orthocenter

Circumcentre

Incentre

Factors of 8x3+27y3 are:

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(2x+3y),(4x2+9y2)

(2x-3y),(4x2-9y2)

(2x+3y),(4x2-6 xy+9y2)

(2x-3y),(4x2+6 xy+9y2)

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

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Right angled

Isosceles

Equilateral

Scalene

The value i¹⁰

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1

-1

i

-i

Every surd is ______ number:

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Rational

Whole

Natural

Irrational

Logarithms with base 10 are known as:

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Natural logarithms

Commonlogarithms

Both a and b

None of these

The matrix M = [2 -1 7] is called:

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Row matrix

Column matrix

Diagonal matrix

Zero matrix

The system of measurement in which the angle is measured in radian is called.

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CGS system

Sexagesimal system

Circular system

MSK sytem

A set with no element is called.

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Subset

Empty set

Singleton set

Super set

Product of the roots of the equation 3x²-5x+7=0:

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3⁷

7³

The standard deviation is 6 then its variance is...........

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√6

36

3

6

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20^o = _______________________________

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360'

630'

1200'

360'

An identity is:

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An equation

A polynomial

A fraction

A ratio

If tan θ = √3 then θ =____________.

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30°

45°

60°

90°

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

A Deviation is defined as a difference of any value of the variable from a:

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Constant

Histogram

Sum

What is radius in circle ?

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Perimeter

Half the diameter

Segment line

If A is a square matrix, then A - A^t is:

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0

Which number cannot be a term of a geometric sequence ?

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0

1

-1

r

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4

16

8

64

For a square matrix A, |A| equals:

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A^t

|A^t|

-|A^t|

-A^t

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A.P

G.P

H.P

none

The number of ways in which fiver persons can sit at a round table is:

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4!

5!

none of these

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rational number

irrational number

natural number

whole number

A clock strikes once when its hour hand is at one, twice when it is at two, and so on. How many times does the clock strike in ten hours ?

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55

78

66

46

A dice is rolled, the probability of getting a number which is even or greater than 4 is:

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none of these

A circle passing though the vertices of a triangle is known as:

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cosec x + c

-cosec x + c

cot x + c

- cot x + c

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Scalar

Free vector

Unit vector

Null vector

A point of a solution region where two of its boundary lines intersects is called a __________ point of the solution region:

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Maximum

Corner

Minimum

None of these

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c

0

1

-c

The small change in the value ofx, positive or negative is called the -------- of x.

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Increment

Differential

Derivative

none of these

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0

1

2

3

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

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0

1

-1

2

If s is the distance traveled by a body at time t, the velocity is given by the expression:

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Point (5, 6) lies ..... the circle x² + y² = 81:

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Outside

Inside

On

None of these

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

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Positive

Positive or negative

Negative

Positive and negative

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ln |sin x|

- ln |sin x|

ln |cos x|

-ln |cos x|