Question # 1

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0

1

2

3

Domain of 1+cot2θ=csc2θ is

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[0,π]

R-{x/x=nπ,n∈ z}

(-∞,+∞)

[-1,1]

√2 +√3 +√5) = (√2 +√3 +√5: this property is called

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associative property w.r.t addition

commutative property

Closure property w.r.t addition

Additive identity

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The negation of a number

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a relation

a function

unary operation

binary operation

The set which has no proper subset is

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{0}

{}

{∅}

None of these

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The element range of sequence are called

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Series

progression

Members

Terms

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

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2nd

3rd

4th

5th

The range of y = cot x = ______

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-∞> y > +∞

-∞> x > +∞

-∞ <y < +∞

None of above

If (0,4) and (0,2) are vertex and focus of the parabola respectively, the the equation of the parabola is:

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x² = 4y -32

x² =8y -32

y³ = 16 x

x2 + 8y =32

For a positive integer n

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n! = n(n + 1)

n! = n(n+1)!

n! = n(n - 1 )

n! = n(n - 1)!

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Three dice are thrown together. The probability of getting a total of at least 6 is

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103 / 108

10 / 216

93 / 108

None of these

If z = (x,y) , then z ̅ =

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(-x,y)

(x,-y)

(-x, -y)

None of these

(a-1)-1 =

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a-1

a

-a

None of above

Range of 3 sin x is ______

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[ -3, 3]

[-1, 1]

R

None of these

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Closure law of addition

Associative law of addition

Additive inverse

Additive identity

∛8.6 is approximately equal to

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2.488

2.48

2.0488

2.05

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The sum of even coefficient in the binomial expansion is

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2ⁿ⁺¹

2ⁿ

2^n-1

2n

For an A.P common difference d

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Can be zero

May or may not zero

Cannot be zero

None of these

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(A∪B)∪C= --------------------------

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A∩B(B∪C)

A∪(B∪C)

A∪(B∩C)

None of these

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Tan(α-β)=

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5th term of a G.P. is 2, then the product of first 9 terms is

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256

128

512

None of these

sin2 π/6 + sin2 π/3 + tan2 π/4 =______;

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1

2

3

4

The periods of the function f(x) = x[x] is

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1

2

Non periodic

None of these

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A

B

U

None of these

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