Answer to Question #46070 in Algebra for jasvinder

Question #46070
Prove that if A and B are any two sets such that A ⊆ B, then A ∪ B = B
i) by direct method;
ii) by proving its contrapositive;
iii) by contradiction.
1
Expert's answer
2014-09-16T08:56:00-0400
The answer to the question is available in the PDF file https://www.assignmentexpert.com/https://www.assignmentexpert.com/homework-answers/mathematics-answer-46070.pdf

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