Question # 1

A function whose range is just one element is called

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One-one function

Constant function

Onto function

Identity function

Period of tan x is ______

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6x + 2 + c

6x + x²+ c

6x³+ x²+ x

In the function f: A⟶B, the elements of a are called

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Images

Pre-images

ranges

Parameters

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30°

45°

60°

120°

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A line segment whose end points lie on a circle is called

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the secant of the circle

the arc of the circle

the chord of the circle

the circumference of the circle

Tan 3x tan 2x-tan x is equal to

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Tan x tan 2x tan 3x

-tan x tan 2x tan 3x

Tan x tan 2x - tan - tan x tan 3x - tan 2x tan 3x

None of these

The multiplicative inverse of 0 is

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1

-1

0

Does not exist

Number of combination of zero or more things out of n different things

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nPn

nPr

nCr

2n

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Imaginary

Rational

Irrational

Real numbers

To each element of a group there corresponds ............. inverse element

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Two

One

No

Three

The range of y = cot x = ______

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-∞> y > +∞

-∞> x > +∞

-∞ <y < +∞

None of above

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A rational number

A irrational number

An even integer

A factor of 36

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A rational number

An irrational number

An odd number

A prime number

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If a = {2m/2m < 9 ,m€ p} , the (n A) =

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{2,3,4,5,6,7,8}

{2,4,6,8............16}

{ 4, 6}

{2,3,5,7}

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If the exponent in the binomial expansion is 6, then the middle term is

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2nd term

3rd term

4th term

5th term

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a.a^-1= a^-1.a = 1 is a

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Commutative law of multiplication

Multiplication identity

Associative law of multiplication

Multiplication inverse

The number of the diagonals of a 6 sided figure is

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15

21

9

6

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none of these

No term of a harmonic sequence can be

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0

1

2

3

sin -1(sin2π/3) =

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π/2

2π/3

-3π/2

π/3

The nth term of an A.P is (3n+5) Its 75th term is

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26

7

21

Cannot be determined

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If the sum of co-efficient in the expansion of (a+b)ⁿis 4096, then the greatest co-efficient in the expansion is

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1594

792

924

2924

If A is such that a,A,B are in A.P then A is called

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A.M

Common ratio

Common difference

None of these

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