Question # 1

The entries presented in vertical way are called _______

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Columns

Diagonals

Row

Order

Polynomial means an expression with:

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Two

Four

Many

No term

log (m)ⁿ can be written as:

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(log m)ⁿ

m log n

n logm

log (mn)

The product of the conjugate surds is ________ number:

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Irrational

Rational

Surd

None of these

Aurther Cayley introduces theory of matrices in:

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1854

1856

1858

1860

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3-by 2

2-by-3

1-by-3

3-by-1

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

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Row matrix

Column matrix

Diagonal matrix

Zero matrix

Two linear-equations are said to be __________ if they have exactly the same solution:

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Equal

True

Equivalent

Open

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

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-1

2

1

3

Two triangles are said to be congruent if all the three sides and angles are _______:

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Equal

Congruent

Concurrent

Similar

The right bisectors of triangle are___________:

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Concurrent

Non-concurrent

Collinear

Non-collinear

If A and B are two disjoint sets then A⋃ b = ______

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A

B

∅

B⋃ A

A cumulative frequency table is also called.....................

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Frequency distribution

Data

Less then cumulative frequency distribution

Histogram

Secθ Cotθ = _______

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Sinθ

1/ Sinθ

1/Cosθ

Sinθ / Cosθ

In the given set of data 5,5,5,5,5,5,5 the standard deriation is:

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5

0

7

None of these

The sum of the squares of sides of a rhombus is equal to the sum of the squares of its:

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Sides

Diagonlas

Medians

Altitude

A 4cm long chord subtends a central angle of 60°. The radial segment of this circle is:

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1

2

3

4

A chord passing through the centre of a circle is called:

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Radius

Diameter

Circumference

Secant

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The arcs opposite to incongruent central angles of a circle are always:

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Congruent

Incongruent

Parallel

Perpendicular

If b²-4ac < 0, then roots are:

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Unreal

Imaginary

Real

Unequal

A pair of chords of a circle subtending two congruent central angles is:

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Congruent

Incongruent

Over lapping

Parallel

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p is false and q is true

both p and q are false

p is true and q is false

both p and q are true

What is the next term in the sequence 10, 7, 4, 1...........?

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2

-2

-3

none of these

The period of tan x is:

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If sin α < 0 and cos α > 0, then α lies in:

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I

II

III

IV

π is defined as:

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ration of diameter of a circle to its circumference

ration of the circumference of a circle to its diameter

ration of area of a circle to its circumference

ration of the circumference of a circle to its area

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9

-9

-6

none

2 cos α sin ß =

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cos (α + ß) + cos (α - ß)

sin (α + ß) + sin (α - ß)

sin (α + ß) - sin (α - ß)

cos (α + ß) + cos (α - ß)

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The period of sec x is:

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Sum of all three cube roots of unity is:

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1

-1

0

3

Inclination of X-axis or of any line parallel to X-axis is:

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Zero

Undefined

The graph of the parabola y² = -4ax is symmetric about:

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x-axis

major axis

y-axis

minor axis

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0

1

2

3

Which one is not an exponential function ?

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The equation x² + y² + 2x + 3y = 10 represents a:

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A pair of lines

Circle

Ellipse

Hyperbola

If the inclination of a line lies between ]90°, 180°[, then the slope of line is :

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Positive

Negative

Zero

undefined

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36

42

48

12

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x - axis

z - axis

y - axis

None of these

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c

0

1

-c

The instantaneous rate of change of y with respect to x is given by:

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For any point (x, y) on x-axis:

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y = 1

y = 0

y = -1

y = 2