Mathematics, 22.07.2021 14:00, wallacelizzy1
Nêu định nghĩa số hữu tỉ? Nêu quy tắc cộng, trừ, nhân ,chia số hữu tỉ?
Answers: 3
trong đó a và b là các số nguyên với b {\displaystyle \neq }\neq 0.[1] Tập hợp số hữu tỉ ký hiệu là {\displaystyle \mathbb {Q} }{\displaystyle \mathbb {Q} }.[2]
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Nêu định nghĩa số hữu tỉ? Nêu quy tắc cộng, trừ, nhân ,chia số hữu tỉ?...
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