{"id":25532,"date":"2026-02-06T15:37:42","date_gmt":"2026-02-06T15:37:42","guid":{"rendered":"https:\/\/riki.edu.vn\/goc-chia-se\/?post_type=docs&p=25532"},"modified":"2026-02-06T15:37:43","modified_gmt":"2026-02-06T15:37:43","slug":"ngu-phap-n3-n2-%ef%bd%9e%e3%81%a0%e3%82%89%e3%81%91-toan-la-day","status":"publish","type":"docs","link":"https:\/\/riki.edu.vn\/goc-chia-se\/kien-thuc-n3\/ngu-phap-n3\/ngu-phap-n3-n2-%E3%81%A0%E3%82%89%E3%81%91-toan-la-day\/","title":{"rendered":"[Ng\u1eef Ph\u00e1p N3-N2] \uff5e\u3060\u3089\u3051: To\u00e0n l\u00e0…\/ \u0110\u1ea7y…"},"content":{"rendered":"\n

1. C\u1ea5u Tr\u00fac<\/h2>\n\n\n\n

N + \u3060\u3089\u3051<\/strong><\/p>\n\n\n\n

\u3060\u3089\u3051<\/strong> g\u1eafn v\u1edbi danh t\u1eeb<\/strong>. Th\u01b0\u1eddng l\u00e0 danh t\u1eeb ch\u1ec9 v\u1ebft b\u1ea9n, l\u1ed7i, r\u1eafc r\u1ed1i, s\u1ef1 vi\u1ec7c ti\u00eau c\u1ef1c\u2026<\/strong><\/code><\/pre>\n\n\n\n
2. \u00dd Ngh\u0129a<\/h2>\n\n\n\n
\uff5e\u3060\u3089\u3051<\/strong> di\u1ec5n t\u1ea3: To\u00e0n l\u00e0 \/ Ch\u1ec9 \u0111\u1ea7y \/ \u0111\u1ea7y \u1eafp nh\u1eefng th\u1ee9 kh\u00f4ng t\u1ed1t<\/em><\/p>\n\n\n\n
Mang t\u00ednh ti\u00eau c\u1ef1c<\/strong>, th\u01b0\u1eddng d\u00f9ng v\u1edbi nh\u1eefng danh t\u1eeb th\u1ec3 hi\u1ec7n:<\/p>\n\n\n\n
    \n
  • Sai s\u00f3t, l\u1ed7i l\u1ea7m<\/li>\n\n\n\n
  • V\u1ebft b\u1ea9n, \u0111\u1ed3 b\u1ea9n<\/li>\n\n\n\n
  • \u0110i\u1ec1u kh\u00f4ng mong mu\u1ed1n<\/li>\n\n\n\n
  • R\u1eafc r\u1ed1i, phi\u1ec1n ph\u1ee9c<\/li>\n<\/ul>\n\n\n\n
    Kh\u00f4ng d\u00f9ng cho c\u00e1c t\u00ecnh hu\u1ed1ng t\u00edch c\u1ef1c.<\/p>\n\n\n\n
    3. V\u00ed D\u1ee5 <\/h2>\n\n\n\n
      \n
    1. \u9593\u9055\u3044\u3060\u3089\u3051\u306e\u7b54\u6848<\/strong>
      \u2192 B\u00e0i ki\u1ec3m tra to\u00e0n l\u00e0 l\u1ed7i sai<\/strong>.<\/li>\n\n\n\n
    2. \u6c5a\u308c\u3060\u3089\u3051\u306e\u670d<\/strong>
      \u2192 Qu\u1ea7n \u00e1o \u0111\u1ea7y v\u1ebft b\u1ea9n<\/strong>.<\/li>\n\n\n\n
    3. \u50b7\u3060\u3089\u3051\u306e\u672c<\/strong>
      \u2192 Quy\u1ec3n s\u00e1ch \u0111\u1ea7y tr\u1ea7y x\u01b0\u1edbc<\/strong>.<\/li>\n\n\n\n
    4. \u554f\u984c\u3060\u3089\u3051\u306e\u8a08\u753b<\/strong>
      \u2192 K\u1ebf ho\u1ea1ch \u0111\u1ea7y r\u1eafc r\u1ed1i \/ v\u1ea5n \u0111\u1ec1<\/strong>.<\/li>\n\n\n\n
    5. \u8003\u3048\u9055\u3044\u3060\u3089\u3051\u3060\u3002<\/strong>
      \u2192 Ch\u1ec9 to\u00e0n l\u00e0 nh\u1eefng suy ngh\u0129 sai l\u1ea7m.<\/li>\n\n\n\n
    6. \u30df\u30b9\u3060\u3089\u3051\u306e\u5831\u544a\u66f8<\/strong>
      \u2192 B\u00e1o c\u00e1o n\u00e0y ch\u1ec9 to\u00e0n l\u1ed7i sai<\/strong>.<\/li>\n\n\n\n
    7. \u5f7c\u306e\u5c65\u6b74\u66f8\u306f\u8aa4\u5b57\u3060\u3089\u3051\u3060\u3063\u305f\u3002<\/strong>
      \u2192 S\u01a1 y\u1ebfu l\u00fd l\u1ecbch c\u1ee7a anh \u1ea5y \u0111\u1ea7y l\u1ed7i ch\u00ednh t\u1ea3<\/strong>.<\/li>\n\n\n\n
    8. \u3053\u306e\u9053\u306f\u77f3\u3053\u308d\u3060\u3089\u3051\u3060\u3002<\/strong>
      \u2192 Con \u0111\u01b0\u1eddng n\u00e0y \u0111\u1ea7y s\u1ecfi \u0111\u00e1<\/strong>.<\/li>\n\n\n\n
    9. \u5618\u3060\u3089\u3051\u306e\u8a71\u3092\u4fe1\u3058\u3066\u306f\u3044\u3051\u306a\u3044\u3002<\/strong>
      \u2192 \u0110\u1eebng tin chuy\u1ec7n to\u00e0n chuy\u1ec7n n\u00f3i d\u1ed1i<\/strong>.<\/li>\n\n\n\n
    10. \u8840\u3060\u3089\u3051\u306e\u624b\u3092\u898b\u3066\u9a5a\u3044\u305f\u3002<\/strong>
      \u2192 Nh\u00ecn b\u00e0n tay \u0111\u1eabm m\u00e1u<\/strong> l\u00e0m t\u00f4i s\u1ee3 h\u00e3i.<\/li>\n\n\n\n
    11. \u866b\u3060\u3089\u3051\u306e\u90e8\u5c4b<\/strong>
      \u2192 C\u0103n ph\u00f2ng \u0111\u1ea7y s\u00e2u b\u1ecd<\/strong>.<\/li>\n\n\n\n
    12. \u8001\u773c\u93e1\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u3001\u30df\u30b9\u3060\u3089\u3051\u3060\u3002<\/strong>
      \u2192 D\u00f9 c\u00f3 k\u00ednh l\u00e3o, c\u00f4ng vi\u1ec7c v\u1eabn to\u00e0n l\u1ed7i<\/strong>.<\/li>\n\n\n\n
    13. \u50b7\u3060\u3089\u3051\u306e\u5fc3<\/strong>
      \u2192 M\u1ed9t tr\u00e1i tim \u0111\u1ea7y v\u1ebft th\u01b0\u01a1ng<\/strong>.<\/li>\n\n\n\n
    14. \u6c5a\u308c\u3060\u3089\u3051\u306e\u5e8a\u3092\u6383\u9664\u3057\u305f\u3002<\/strong>
      \u2192 D\u1ecdn s\u00e0n nh\u00e0 \u0111\u1ea7y v\u1ebft b\u1ea9n<\/strong>.<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"
      1. C\u1ea5u Tr\u00fac N + \u3060\u3089\u3051 2. \u00dd Ngh\u0129a \uff5e\u3060\u3089\u3051 di\u1ec5n t\u1ea3: To\u00e0n l\u00e0 \/ Ch\u1ec9 \u0111\u1ea7y \/ \u0111\u1ea7y \u1eafp nh\u1eefng th\u1ee9 kh\u00f4ng t\u1ed1t Mang t\u00ednh ti\u00eau c\u1ef1c, th\u01b0\u1eddng d\u00f9ng v\u1edbi nh\u1eefng danh t\u1eeb th\u1ec3 hi\u1ec7n: Kh\u00f4ng d\u00f9ng cho c\u00e1c t\u00ecnh hu\u1ed1ng t\u00edch c\u1ef1c. 3. V\u00ed D\u1ee5<\/p>\n","protected":false},"author":26,"featured_media":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"doc_category":[207,202],"doc_tag":[],"class_list":["post-25532","docs","type-docs","status-publish","hentry","doc_category-ngu-phap-n2","doc_category-ngu-phap-n3"],"knowledge_base_info":[],"knowledge_base_slug":[],"_links":{"self":[{"href":"https:\/\/riki.edu.vn\/goc-chia-se\/wp-json\/wp\/v2\/docs\/25532","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/riki.edu.vn\/goc-chia-se\/wp-json\/wp\/v2\/docs"}],"about":[{"href":"https:\/\/riki.edu.vn\/goc-chia-se\/wp-json\/wp\/v2\/types\/docs"}],"author":[{"embeddable":true,"href":"https:\/\/riki.edu.vn\/goc-chia-se\/wp-json\/wp\/v2\/users\/26"}],"replies":[{"embeddable":true,"href":"https:\/\/riki.edu.vn\/goc-chia-se\/wp-json\/wp\/v2\/comments?post=25532"}],"version-history":[{"count":1,"href":"https:\/\/riki.edu.vn\/goc-chia-se\/wp-json\/wp\/v2\/docs\/25532\/revisions"}],"predecessor-version":[{"id":25533,"href":"https:\/\/riki.edu.vn\/goc-chia-se\/wp-json\/wp\/v2\/docs\/25532\/revisions\/25533"}],"wp:attachment":[{"href":"https:\/\/riki.edu.vn\/goc-chia-se\/wp-json\/wp\/v2\/media?parent=25532"}],"wp:term":[{"taxonomy":"doc_category","embeddable":true,"href":"https:\/\/riki.edu.vn\/goc-chia-se\/wp-json\/wp\/v2\/doc_category?post=25532"},{"taxonomy":"doc_tag","embeddable":true,"href":"https:\/\/riki.edu.vn\/goc-chia-se\/wp-json\/wp\/v2\/doc_tag?post=25532"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}