Question # 1

If x∈ U and x∉ A, then {x} is equal to ....................

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U^c

A^c

∅^c

A - U

A set with no element is called:

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Subset

Empty set

Singleton set

Super set

The set having only one element is called.

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Null set

Power set

Singleton set

Subset

The range of R = {(1, 3), (2, 2), (3, 1), (4, 4)} is:

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{1, 2, 4}

{3, 2, 4}

{1, 2, 3, 4}

{1, 3, 4}

Power set of an empty set is.

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∅

{a}

{∅,{a}}

{∅}

A set having only one member.

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Empty set

Power set

Singleton set

Sub set

O∩ E = ....................

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∅

O

E

Z

Formula to determine the size of a class is:

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X_max - X_min

X_max + X_min

Range/number of groups

number of groups/Range

If two sets have some elements common but not all are called......... sets

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Sub

OVERLAPPING

Disjoint

Super

(A∪B)∪C is equal to

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A∩ (B∪C)

(A∪B)∩C

A∪(B∪C)

A∩ (B∩C)

If set has 3 and B has 2 elements then number binary relations of A x B.

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2²

2⁸

2⁶

2³

Which of the following is associative law of union?

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A∪ (B ∪ C) = (A∪ B)∪ C

A∩ (B∩C)= (A∩B)∩C

A∪ (B∩ C) = ( A∪ B)∩ (A∪ C)

A∩(B∪ C) = (A∩B)∪(A∩C)

The total of frequency up to an upper class limit or boundary is called:

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frequency

class frequency

cumulative frequency

relative frequency

A'=_____________

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{x|x∈U^x∉A}

{x|x∈U^x∈A}

{x|x∉U^x∈A}

{x|x∉U^x∉A}

A set with no element is called.

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Subset

Empty set

Singleton set

Super set

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Mathematics 10th Class English Medium Unit 5 Online Test MCQs With Answers

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