6-7. A = {the set of the first 5 positive integers divisible by 10} 8-9 C = {Cavite, Laguna, Batangas, Rizal, Quezon}

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1) $x\in A$

2) $d\not\in E$

3) $M=N$

4) $B=\{x\in\mathbb{R}|x^2=9\}=\{3,-3\}$

5) $J\subset K$

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Question ID: mtid-5-stid-8-sqid-865-qpid-750