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Decide Whether the Given Statement Is Always True or Not BA\mathrm { B } \subseteq \mathrm { A }

question 269

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Decide whether the given statement is always true or not always true.
-If BA\mathrm { B } \subseteq \mathrm { A } , then AB=A\mathrm { A } \cap \mathrm { B } = \mathrm { A }


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