Question # 1

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6cm²

12cm²

72cm²

36cm²

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5/4

4/5

-5/4

-4/5

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12

-6

9

6

If B+A=A=A+B, the B is called:

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Multiplicative identity

Multiplicative inverse

Additive identity

Additive inverse

If (x-1,y+1) = (0,0) the (x,y) is:

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(1,-1)

(-1,1)

(1,1)

(-1,-1)

The logarithm of any number to itself as base is:

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1

0

-1

10

Which of the following is trichotomy property of real number:

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None of these

The ratio between two quantities a and b is expressed as:

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a+b

a:b

a+b

Write 4^2/3with radical sign

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If a polynomial P(x) can be expressed as P(x) = g(x) . h(x), then each of the polynomials g(x) and h(x) is called _____________of P(x):

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Element

Factor

Member

Function

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A proper fraction

An improper fraction

An identity

An constant term

The nth positive root of the product of the x₁,x₂,x₃,..............x₁₁ observation is called.

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Mode

Mean

Geometric mean

Median

In ratio a : b, the first term is called:

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Extremes

Means

Consequent

Antecedent

In an arc of circle substends a central angle 60°, then corresponding chord will make central angle:

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20°

40°

60°

80°

Number of ways to solve quadratic equation are:

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1

2

3

4

20^o = _______________________________

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360'

630'

1200'

360'

Formula of variance is group data is:

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An identity is:

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An equation

A polynomial

A fraction

A ratio

An equation involving impression of the variable under ______ is called radical equation:

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Second degree

Exponent

Radical

Cube

A value best representing a set of data is called:

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Average

Variance

Standard deriviation

None of these

Variance is denoted by...........................

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V

S

S²

X

If A and B are two matrices, then:

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A B = O

AB = BA

AB = I

AB may not be defined

The direction of an angle Θ is determined by its:

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value

magnitude

ratio

sign

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If the elevation of the sun is 30°, the length of the shadow cast by a tower of 150m height is:

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none

A sequence is denoted by:

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{a_n}

a_n

a₁ + (n-1) d

(a+b) x = ax + bx is:

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x2 - 5x + 6 = 0 is:

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linear equation

Quadraticequation

cubicequation

radicalequation

Number of ways of arranging 5 keys in a circular ring is:

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12

24

6

5

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a cosec (ax + b)

cot (ax + b)

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1

2

3

4

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

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Circle

Parabola

Hyperbola

Ellipse

ax + b > c is an inequality of:

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One variable

Three variable

Two variable

Four variable

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Constant

Implicit

Explicit

Inverse

The line y = c is above the x - axis, if:

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c > 0

c < 0

c = 0

General form of equation of line is:

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ax - by + c = 0

ax + by - c = 0

ax + by + c = 0

ax - by - c = 0

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

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y = 0

y = -1

y = 1

x = 0

If a variable y depends on a variable x in such a way that each value of x determines exactly one value of y, then y is a __________ of x.

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Independent variable

Not function

Function

None of these

The conic is a parabola, if:

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e = 1

e > 1

0 < e < 1

e = 0