Question # 1

Power set of empty set.

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∅

{a}

{∅,{a}}

{∅}

The different number of ways to describe a set are:

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1

2

3

4

The Range of R is, if R = {(1,3),(2,2),(3,1),(4,4)}.

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{1,2,4}

{3,2,4}

{1,2,3,4}

{1,3,4}

If x⊆ A and x∉ b, then { x } is equal to.............

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A - B

B - A

A∩ B

A^c

Point (-1, 4) lies in the quadrant:

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I

II

III

IV

By definition, which of the following is a set?

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{a,b,c,d}

{1,2,3,2}

{l,m,n,o}

{0,1,2,3,1}

The set {x} x∈ A and x∉ B } is.......................

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A∪ B

A∩ B

A - B

B - A

The set having only one element is called.

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Null set

Power set

Singleton set

Subset

If number of elements in se A is 3 and in set B is 2, then number or binary relations in A x B is.

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3

4

7

12

If A⊆ B then A⋃ B = __________

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A

B

∅

None of these

If A ={0,1,2}, B={2,3,4,5} , then A∪B are:

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Empty sets

Equal sets

Overlapping sets

Disjoint set

Formula of variance is group data is:

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A set Q = {a/b} a, b∈ Z ^ b≠ 0} is called a set of.

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Whole numbers

Natural number

Irrational numbers

Rational numbers

If A⊆ B and B⊆ a , then

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A = B

A≠ B

A∩ B =∅

A∪ B =∅

x-coordinate of every pint on x-axis is.

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+ve

-ve

zero

1

If A is subset of U, then (A^c)^c= .........

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A

A^c

U^c

∅

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