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Let R and S be two relations on a set A. Then which is not correct?

Correct Answer:

A) R and S are transitive, then R u S is also transitive. |

B) R and S are transitive, then R n S is also transitive. |

C) R and S are reflexive, then R n S is also reflexive. |

D) R and S are symmetric, then R U S is also symmetric |

Correct Answer:

A) R and S are transitive, then R u S is also transitive. |

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