Let N be the set of all positive integers and ϕ be a relation on N× N defined by (a,b)×(c,d). If ad(b+c)=bc(a+d) then ϕ is

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Let N be the set of all positive integers and be a relation o

Question

Let $N$ be the set of all positive integers and $ϕ$ be a relation on $N \times N$ defined by $(a, b) \times (c, d)$ . If $a d (b + c) = b c (a + d)$ then $ϕ$ is

symmetric only

reflexive only

transitive only

an equivalence relation

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Camila Discussed

Let

N

be the set of all positive integers and

ϕ

be a relation on

N \times N

defined by

(a, b) \times (c, d)

. If

a d (b + c) = b c (a + d)

then

ϕ

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Question Text

Let

N

be the set of all positive integers and

ϕ

be a relation on

N \times N

defined by

(a, b) \times (c, d)

. If

a d (b + c) = b c (a + d)

then

ϕ