ADMICRO

Cho \(% MathType!MTEF!2!1!+- % feaahqart1ev3aqatCvAUfKttLearuWqHXwAZr3BG0evaeXafv3ySL % gzGmvETj2BSbWexLMBbXgBcf2CPn2qVrwzqf2zLnharyWqVvNCPvMC % G4uz3bqegqvATv2CG4uz3bIuV1wyUbqeeuuDJXwAKbsr4rNCHbGeaG % qipu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq-Jc9vqaqpepm0x % bba9pwe9Q8fs0-yqaqpepae9pg0FirpepeKkFr0xfr-xfr-xb9adba % qaaeGaciGaaiaabeqaamaaeaqbaaGcbaGaemyqaeKaeyypa0ZaaiWa % aeaacqaIWaamcqGG7aWocqaIXaqmcqGG7aWocqaIYaGmcqGG7aWocq % aIZaWmcqGG7aWocqaI0aanaiaawUhacaGL9baacqGG7aWocaaMe8Ua % emOqaiKaeyypa0ZaaiWaaeaacqaIYaGmcqGG7aWocqaIZaWmcqGG7a % WocqaI0aancqGG7aWocqaI1aqncqGG7aWocqaI2aGnaiaawUhacaGL % 9baaaaa!5CA0! A = \left\{ {0;1;2;3;4} \right\};\;B = \left\{ {2;3;4;5;6} \right\}\).  Tập hợp B\A bằng

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