Question # 1

The function f : x→ y defined as f (x) =α∀x∈ X,α∈ y is called

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Constant function

Polynomial function

Identity function

Linear function

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12

6

8

none of these

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AB is a vertical pole and C is its middle point. The end A is on the level ground and P is any point on the level ground other than A. the portion CB subtends and angleβat P. If AP : AB = 2 : 1 thenβ=

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The set of first elements of the ordered pairs in a relation is called its

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domain

range

relation

function

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An even function is symmetric about the line

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y = x

x = 0

y = -x

y = 0

The number of subset of {0} is

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1

2

3

None

The set of positive integers, 0 and negative integers is known as the set of

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Natural numbers

Rational numbers

All integers

Irrational numbers

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If the 4th term in the expansion of (px + x^-1)^mis 2.5 for all x∈ R, then

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The magnitude of vector a 2i-7j is

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√23

√43

3

√53

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25

16

5

0

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x = f(y)

y = f(x)

x = f(x)

y = f(y)

For f(x) = x2, what is the value of f(a) +f (-a) in terms of a?

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3a2

2a2

2a

-7a

The function ø(x) is ananti derivativeof function f (x),x∈Df if

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ø′(x) =∫f(x)dx

ø(x) =∫f(x)dx

ø′(x) =f(x)

ø(x) =∫′(x)dx

The area enclosed between the graph y = x²-4x and the x- axis is:

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20/3

41/3

32/3

25/3

If the circumference of a circle is divided into 360 congruent parts, the angle subtended by one part at the centre of the circle is

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1⁰

1'

1"

1 rad

If C is the mid point of AB and P is any point outside AB, then

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Optimize means ______ a quantity under certain constraints

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Minimize

Maximize

Maximize or minimize

None of these

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2

5

7

None of these

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2x

2

1,1/3,1/5,1/7,1/9..... is a

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geometric sequence

finite sequence

infinite sequence

arithmetic series

∀ a ε R ∃ o ε R such that a + v = 0 + a = a is property of

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Commutative law of addition

Associative law of addition

Additive identity

Additive inverse

The graph of the linear equation of the form ax =by = c is a line which divided the plane into:

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Two similar regions

Two disjoint regions

Four equal parts

One region

The order of the matrix A is 3 x 5 and that of B is 2 x 3.The order of the matrix BA is

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2 x 3

3 x 2

2 x 5

5 x 2

If 4 ⁶P_r= ⁶P_r+1, then r is equal to

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4

3

2

1

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0

1

-A

-1

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Every recurring decimal represents

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A natural number

A rational number

An irrational number

A whole number

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