Question # 1

A quadrilateral having each angle equal to 90° to called________:

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Parallelogram

Trapezium

Rectangle

Rhombus

Factors of 25x²+16a²+40x

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5x+4

(5x+4)²

(5x+4)(5x-4)

(5x-4)²

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7

49

52

26

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)

If ax=n, then:

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A rectangular _______ is the union of a rectangle and its interior:

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Interior

Region

Exterior

Perimeter

If Z₁ = Z₂ then Z₂ = Z₁ this property is known as _______ property:

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Reflexive

Symmetric

Transitive

Closure

A non-terminating, non-recurring decimal represents:

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A natural number

A rational number

An Irrational number

Prime number

The symbol used for Congruency is:

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The distance between a line and a point lying on it is ________

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Perpendicular

5cm

Shortest

Zero

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1

2

3

4

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The set having only one element is called.

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Null set

Power set

Singleton set

Subset

The product of three cube roots of unity is:

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Zero

Four

Two

One

If A⊆ B then A - B is equal to

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A

B

∅

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

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Congruent

Incongruent

Parallel

Perpendicular

∑▒〖(x-〗 x ̅)=………….

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0

1

-1

2

If Y is directly proportional to x it can be written as:

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x = y

y : x

If tanθ =√3 thenθ is equal to .

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30^o

45^o

60^o

90^o

Arithmetic mean of 34,34,34,34,34,34 is.

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0

341

6

170

The ratio of 1km to 600m is:

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1 : 6

5 : 3

3 : 2

2 : 1

1+ cot² θ = __________.

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tan²θ

cosec²θ

cot²

sec²θ

If A = [aij] and B = [bij] are two matrices of same order r × s, then order of A - B is:

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r - s

r × s

r + s

none of these

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5

-5

-4

4

2 sin α cos ß =

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sin (α + ß) - sin (α - ß)

cos (α + ß) + cos (α - ß)

sin (α + ß) + sin (α - ß)

cos (α + ß) - cos (α - ß)

In a circle of radius r, an arc of length kr will subtend in angle of __________ radians at the center:

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s

k

r

Θ

If a statement P(n) is true for n = 1 and truth of P(n) for n = k implies the truth of P(n) for n = k + 1, then P(n) is true for all:

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integers n

real numbers n

positive real numbers n

positive integers n

The other name of quadratic equation is:

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linear equation

1st degree equation

2nd degree equation

none

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Rational numbers are:

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repeating decimals

terminatingdecimals

periodicdecimals

all of these

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additive property

multiplicative inverseproperty

transitive property

negative property

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1

0

2

3

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none of these

the focal chord perpendicular to the axis of the parabola is called _____________ of the parabola:

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Directrix

Latus rectum

Focus

Focal chord

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4a

2a

4b

2b

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

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0

1

-1

2

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equal to each other

not equal to each

nearly equal to each other

none of these

The centroid of the triangle whose vertices are (3, -5), (-7, 4) and (10, -2) is:

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(-2, -2)

(-2, 2)

(2, -1)

(0, 0 )

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Integration by parts

Definite integral

Differentiation

None of these

The condition for the line y = mx + c to be a tangent to the circle x² + y² = a² is c = _____________:

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The focus of the parabola x² = 4ay:

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(0, a)

(-a , 0)

(0, -a)

(a, 0)

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Even

Odd

One-one

Zero

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e^ax

f(x)

e^axf(x)

e^{ax + f(x)}

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integration by parts

definite integral

Differentation

None of these