Question

If a= ( 2,3,5) ,find a union null set and null set union a and compare

Answer 1

Answer:

234 are it's union

null set contain phie

and by comaring only phie will be common

Answer 2

Answer:

AU∅

A={2,3,5}

AU∅={2,3,5}

∅UA

A={2,3,5}

∅UA={2,3,5}

hence are both  are same

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