Question

(i) Let R = {letters of the word APPLE) and S = {letters of the word PALE}. Find the
cardinality of the sets R and S. Are R and S equivalent sets? Are R and S equal sets?
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Answer 1

Answer:

Cardinality of Set R and S is 4

yes, set R and S are equivalent sets

yes, set R and S are equal sets

hope answer is right