Question # 1

If log_x64 = 2 then value of x will be:

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64

2

8

64²

Bisectors of angles formed with any one side of a Parallelogram intersect each other at angle _________:

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15°

30°

60°

90°

The degree of polynomial is x²y²+3xy+y³:

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1

2

3

4

In ab + ac = a(b+c) then a and b + c are__________ of ab + ac:

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Functions

Member

Elements

Factors

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

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Reflexive

Symmetric

Transitive

Closure

If y=2x+1, x=2 then y is:

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2

3

4

5

All three altitudes of __________ are concurrent:

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Triangle

Square

Rectangle

Left angle

Transpose of row matrix is called ______ matrix:

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Identity

Row

Square

Column

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9cm²

18cm²

3cm²

36cm²

Scientific Notation of 0.0074 is:

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7.4 x 10^-3

7.4 x 10⁴

7.4 x 10^-2

7.4 x 10^-4

HCF of x-2 and x+x-6 is:

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x²+x-6

x+3

x-2

x+2

If two circles touch each other, their centres and point of contact are:

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Coincident

Non-collinear

Collinear

Tan 180° =

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0

1

Not defined

-1

A line which has only one point in common with a circle is called:

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Sine of a circle

Cosineof a circle

Tangentof a circle

Secantof a circle

Formula to determine the size of a class is:

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X_max - X_min

X_max + X_min

Range/number of groups

number of groups/Range

The set {x/x∈W ^x≤ 101} is.

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Infinite set

Sub set

Null set

Finite set

If two sets have some elements common but not all are called......... sets

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Sub

OVERLAPPING

Disjoint

Super

The symbol used to denote a degree is:

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100

1°

100'

1"

1/tanθ =............

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tanθ

Secθ

Co secθ

Cotθ

1° into radians is:

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0.0195 radians

0.0165radians

0.0185radians

0.0175radians

If B={1,2,100} and C = {2,100}, then B∩C = ________

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{1,2}

{1,2,100}

{2}

{2,1}

The value of i is equal to:

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If any two rows of a square matrix are interchanged, the determinant of the resulting matrix:

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is zero

is multiplicative inverse of the determinant of the original matrix

is additive inverse of the determinant the original matrix

none of these

y = sin^-1 x if and only if x = sin y, where:

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If α, ß are the roots of x² + kx + 12=0 such that α-ß = 1 then K = :

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0

±5

±7

±15

In circular system the angle is measured in:

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radians

degrees

degrees, minutes

degrees, seconds

The range of y = cos^-1 x function is:

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tan (-135°) =

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0

1

√2

If set A = {1, 2, 3} and B = {1, 2, 3} then sets A and B are:

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not equal

equal

disjoint

overlapping

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3:5:2

3:2:1

1:2:3

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If the roots of x² - bx + c = 0 are two consecutive integers, then: b² - 4ac =

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0

1

-1

2

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rationalnumber

irrationalnumber

naturalnumber

wholenumber

If the radius of a circle is zero, then the circle is called a / an:

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Circle

Circular cone

Ellipse

Point circle

y = b is a horizontal line parallel to _________:

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x - axis

x - axis may be

y - axis

None of these

Length of tangent from (0,1) to x² + y² + 6x - 3y + 3 = 0

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2

1

4

3

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0

1

-1

2

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

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Zero

Undefined

A pair of lines of homogeneous second degree equation ax² + 2hxy + by² = 0 are othogonal, if:

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a - b = 0

a + b = 0

a + b > 0

a - b < 0

The equation to the straight line which passes through the point (2, 9) and makes an angle of 45° with x-axis is:

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x + y + 7 = 0

x - y + 7 = 0

y - x + 7 = 0

None of these

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

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(-a , 0)

(0, a)

(0, -a)

(a, 0)

The function f(x) = 3x² has minimum value at :

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x = 3

x = 2

x = 1

x = 0

Distance of the point (-2, 3) from y-axis is:

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-2

2

3

1

Two real and distinct tangents can be drawn to a circle from any point P(x₁, y₁) ______ the circle:

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Inside

On

Outside

None of these