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Which one of the following relations on ...

Which one of the following relations on R is an equivalence relation?

A

`a R_(1) b hArr |a|=|b|`

B

`a R_(2) b hArr a ge b`

C

`a R_(3) b hArr a" divides " b`

D

`a R_(4) b hArr a lt b`

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The correct Answer is:
A
`aR_(1)b hArr |a|=|b|` satisfies.
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CENGAGE-RELATIONS AND FUNCTIONS-Exercise (Single)
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  2. A relation R on the set of complex numbers is defined by z1 R z2 if ...

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  3. Which one of the following relations on R is an equivalence relation?

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