JEE MATHEMATICS MCQ: SET THEORY

1 Easy

1 of 1

Understanding +4 | -1

Let

X

be a family of sets and

R

be a relation on

X

defined by '

A

is disjoint from

B'

. Then,

R

View answer and explanation

Correct option: B

Symmetric

Option B (Symmetric) is correct because if A is disjoint from B, then B is also disjoint from A, satisfying the definition of a symmetric relation.

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2 a_1 a_2 a_3 \ldots . . a_{2006}

a_1, a_2, a_3, \ldots ., a_{2006}

S

a N=\{a n: n \in N: b N=\{n b: n \in N\}

c N=\{c N: n \in N\}

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b, c

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\}

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A-B

F(n)

n

[\mathrm{F}(20) \cap \mathrm{F}(16)] \subseteq \mathrm{F}(\mathrm{y})

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A, 20 \%

10 \%

C

A

C

4 \%

A

C

2 \%

A