{"id":19884,"date":"2024-01-24T22:46:30","date_gmt":"2024-01-24T22:46:30","guid":{"rendered":"http:\/\/a.soicauchinhxacnhat.com\/?p=19884"},"modified":"2024-01-24T22:46:30","modified_gmt":"2024-01-24T22:46:30","slug":"toan-hoc-trong-lo-de","status":"publish","type":"post","link":"https:\/\/soicauchinhxacnhat.com\/toan-hoc-trong-lo-de\/","title":{"rendered":"To\u00e1n h\u1ecdc trong l\u00f4 \u0111\u1ec1"},"content":{"rendered":"

\u0110\u00e1nh l\u00f4 \u0111\u1ec1 th\u00ec ch\u1ec9 c\u1ea7n \u0111\u01a1n gi\u1ea3n l\u00e0 d\u1ef1 \u0111o\u00e1n, v\u00ec c\u00e1c con s\u1ed1 v\u1ec1 \u0111\u1ec1u c\u00f3 x\u00e1c su\u1ea5t ng\u1eabu nhi\u00ean v\u00e0 theo nhi\u1ec1u ng\u01b0\u1eddi g\u1ecdi vi\u1ec7c tr\u00fang l\u00f4 \u0111\u1ec1 l\u00e0 \u201cmay m\u1eafn\u201d m\u00e0 th\u00f4i. Nh\u01b0ng ngay ch\u00ednh trong to\u00e1n h\u1ecdc c\u0169ng c\u00f3 kh\u00e1i ni\u1ec7m v\u1ec1 \u201cbi\u1ebfn c\u1ed1\u201d v\u00e0 \u201cx\u00e1c su\u1ea5t\u201d \u0111\u1ec3 \u0111o l\u01b0\u1eddng v\u00e0 \u0111\u1ecbnh l\u01b0\u1ee3ng s\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a c\u00e1c k\u1ebft qu\u1ea3 kh\u00e1c nhau. V\u1edbi nhi\u1ec1u ng\u01b0\u1eddi vi\u1ec7c \u201ct\u00ednh l\u00f4 \u0111\u1ec1\u201d ho\u1eb7c c\u00f2n g\u1ecdi l\u00e0 \u201cgi\u1ea3i l\u00f4 \u0111\u1ec1\u201d l\u00e0 m\u1ed9t b\u00e0i to\u00e1n c\u1ef1c k\u1ef3 th\u00fa v\u1ecb v\u00e0 ph\u1ea3i l\u00e0m m\u1edbi m\u1ed7i ng\u00e0y v\u00ec c\u00e1c bi\u1ebfn s\u1ed1 lu\u00f4n thay \u0111\u1ed5i. D\u00e2n ch\u01a1i l\u00f4 \u0111\u1ec1 ai c\u0169ng \u0111\u1ec1u c\u00f3 m\u1ed9t quy\u1ec3n s\u1ed5 ghi c\u00e1c k\u1ebft qu\u1ea3 h\u1ecd theo d\u00f5i trong nhi\u1ec1u ng\u00e0y tr\u1eddi, th\u1ed1ng k\u00ea v\u00e0 \u0111\u01b0a ra c\u00e1c ph\u00e9p t\u00ednh hay d\u1ef1 \u0111o\u00e1n v\u1ec1 c\u00e1c con s\u1ed1 c\u00f3 kh\u1ea3 n\u0103ng v\u1ec1 trong ng\u00e0y ho\u1eb7c s\u1eafp v\u1ec1.<\/p>\n

Sau \u0111\u00e2y soi c\u1ea7u xsmb<\/b> gi\u1edbi thi\u1ec7u cho c\u00e1c b\u1ea1n m\u1ed9t c\u00e1ch t\u00ednh x\u00e1c su\u1ea5t, \u0111\u00e1nh gi\u00e1 v\u1ec1 m\u1ee9c \u0111\u1ea7u t\u01b0 cho s\u1ed1 \u0111\u1ec1 c\u1ee7a m\u1ed9t b\u1ea1n tr\u1ebb theo ph\u01b0\u01a1ng di\u1ec7n to\u00e1n h\u1ecdc, \u0111\u00e2y c\u0169ng l\u00e0 m\u1ed9t c\u00e1ch t\u01b0 duy t\u1ed1t v\u1ec1 gi\u1ea3i thu\u1eadt s\u1ed1 \u0111\u1ec1 \u0111\u1ec3 tham kh\u1ea3o:<\/p>\n

B\u00c0I TO\u00c1N 1 \u2013 B\u00c0I TO\u00c1N \u0110\u00c1NH \u0110\u1ec0<\/h3>\n

Lu\u1eadt ch\u01a1i \u0111\u1ec1 \u0111\u1ea1i lo\u1ea1i nh\u01b0 sau: S\u00e1ng, b\u1ea1n \u0111\u1eb7t m\u1ed9t s\u1ed1 ti\u1ec1n, n\u00f3i \u0111\u01a1n gi\u1ea3n l\u00e0 A (\u0111\u1ed3ng) cho ch\u1ee7 \u0111\u1ec1, v\u00e0o m\u1ed9t s\u1ed1 t\u1eeb 00 \u0111\u1ebfn 99. M\u1ee5c \u0111\u00edch c\u1ee7a ng\u01b0\u1eddi ch\u01a1i \u0111\u1ec1 l\u00e0 l\u00e0m sao s\u1ed1 n\u00e0y tr\u00f9ng v\u00e0o 2 ch\u1eef s\u1ed1 cu\u1ed1i c\u00f9ng c\u1ee7a gi\u1ea3i x\u1ed5 s\u1ed1 do Nh\u00e0 n\u01b0\u1edbc ph\u00e1t h\u00e0nh trong ng\u00e0y \u0111\u00f3. Khi x\u1ed5 s\u1ed1 quay, hai ch\u1eef s\u1ed1 n\u00e0y \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh (g\u1ecdi l\u00e0 \u201c\u0111\u1ec1 v\u1ec1\u201d), ch\u1ee7 \u0111\u1ec1 so s\u1ed1 v\u00e0 thanh to\u00e1n ti\u1ec1n nong. N\u1ebfu s\u1ed1 c\u1ee7a b\u1ea1n tr\u00f9ng, b\u1ea1n s\u1ebd \u0111\u01b0\u1ee3c 70A (\u0111\u1ed3ng) (t\u1ee9c 70 l\u1ea7n s\u1ed1 ti\u1ec1n \u0111\u1ea7u t\u01b0). N\u1ebfu kh\u00f4ng tr\u00fang, b\u1ea1n s\u1ebd m\u1ea5t A(\u0111\u1ed3ng) \u0111\u1eb7t c\u01b0\u1ee3c l\u00fac \u0111\u1ea7u.<\/p>\n

\u201cAi \u01a1i y\u00eau l\u1ea5y s\u1ed1 \u0111\u1ec1<\/p>\n

Khi \u0111i m\u1ed9t ch\u1ec9, khi v\u1ec1 b\u1ea3y c\u00e2y !\u201d<\/p>\n

(Theo GS V\u0169 H\u00e0 V\u0103n)<\/p>\n

C\u00e2u th\u01a1 n\u00e0y \u0111\u01b0a ra m\u1ed9t gi\u1ea3 thi\u1ebft \u0111\u1ec3 t\u00ednh to\u00e1n t\u1ef7 l\u1ec7 1 \u0103n 70<\/p>\n

Gi\u1ea3 s\u1eed \u0111\u00e1nh \u0111\u1ec1. Anh ta \u0111\u00e1nh 23000 (\u0111\u1ed3ng) cho 1 con \u0111\u1ec1. X\u00e1c su\u1ea5t anh ta tr\u00fang l\u00e0 1100=0,01. N\u1ebfu tr\u00fang, anh ta \u0111\u01b0\u1ee3c:<\/p>\n

23000.70=1610000 (\u0111\u1ed3ng)<\/p>\n

V\u1eady l\u00e0 l\u00e3i:<\/p>\n

1610000\u201323000=1587000 (\u0111\u1ed3ng)<\/p>\n

X\u00e1c su\u1ea5t anh ta tr\u01b0\u1ee3t l\u00e0: 1\u20130,01=0,99. N\u1ebfu tr\u01b0\u1ee3t anh ta l\u00e3i: \u221223000 (\u0111\u1ed3ng)<\/p>\n

V\u1eady trung b\u00ecnh anh ta \u0111\u01b0\u1ee3c:<\/p>\n

1587000.0,01\u201323000.0,99=\u22126900 (\u0111\u1ed3ng)<\/p>\n

Nh\u01b0 v\u1eady m\u1ed7i l\u1ea7n ch\u01a1i \u0111\u1ec1, anh ta l\u1ed7 6900 (\u0111\u1ed3ng).<\/p>\n

C\u00f3 ng\u01b0\u1eddi khuy\u00ean anh ta: \u201cH\u00e3y \u0111i \u0111\u00e1nh l\u00f4, \u0111\u00e1nh l\u00f4 d\u1ec5 \u0111\u01b0\u1ee3c l\u00e3i h\u01a1n\u201d. Anh ta nghe theo.<\/p>\n

B\u00c0I TO\u00c1N 2 \u2013 B\u00c0I TO\u00c1N \u0110\u00c1NH L\u00d4<\/h3>\n

Lu\u1eadt ch\u01a1i l\u00f4 \u0111\u1ea1i lo\u1ea1i nh\u01b0 sau: S\u00e1ng, b\u1ea1n \u0111\u1eb7t c\u01b0\u1ee3c 1 con s\u1ed1 trong ph\u1ea1m vi t\u1eeb 00 \u0111\u1ebfn 99 v\u00e0 m\u1ed9t s\u1ed1 \u0111i\u1ec3m l\u00f4, a \u0111i\u1ec3m ch\u1eb3ng h\u1ea1n. M\u1ed7i \u0111i\u1ec3m l\u00f4 ph\u1ea3i chi ph\u00ed 23000 (\u0111\u1ed3ng). D\u00e0n l\u00f4 g\u1ed3m 27 con l\u00f4 (l\u00e0 2 ch\u1eef s\u1ed1 cu\u1ed1i c\u1ee7a c\u00e1c s\u1ed1 t\u1ea1i c\u00e1c gi\u1ea3i X\u1ed5 s\u1ed1 c\u1ee7a Nh\u00e0 n\u01b0\u1edbc ph\u00e1t h\u00e0nh).<\/p>\n

N\u1ebfu c\u00f3 k con l\u00f4 tr\u00f9ng v\u1edbi s\u1ed1 b\u1ea1n \u0111\u00e3 \u0111\u1eb7t c\u01b0\u1ee3c th\u00ec s\u1ed1 ng\u01b0\u1eddi ta g\u1ecdi l\u00e0 b\u1ea1n \u0111\u00e3 tr\u00fang \u201ck nh\u00e1y\u201d. M\u1ed7i \u201cnh\u00e1y\u201d, ch\u1ee7 l\u00f4 tr\u1ea3 cho b\u1ea1n 80000.a (\u0111\u1ed3ng).<\/p>\n

Gi\u1ea3 s\u1eed anh b\u1ea1n c\u1ee7a ch\u00fang ta \u0111\u00e1nh 1 \u0111i\u1ec3m l\u00f4. Anh ta chi h\u1ebft 23000. D\u1ec5 th\u1ea5y \u0111\u00e1nh l\u00f4 l\u00e0 m\u1ed9t ph\u00e9p th\u1eed Bernoulli.<\/p>\n

X\u00e1c su\u1ea5t \u0111\u1ec3 anh ta tr\u00fang \u0111\u00fang k nh\u00e1y (k=0,1,\u2026,27) l\u00e0 Ck27(0,01)k(0,99)27\u2212k<\/p>\n

N\u1ebfu tr\u00fang, anh ta \u0111\u01b0\u1ee3c 80000.k (\u0111\u1ed3ng). Nh\u01b0 v\u1eady l\u00e3i :<\/p>\n

80000.k\u201323000 (\u0111\u1ed3ng)<\/p>\n

V\u1eady trung b\u00ecnh anh ta l\u00e3i:<\/p>\n

E=\u2211k=027[Ck27.(0,01)k(0,99)27\u2212k.(80k\u221223)]<\/p>\n

=80\u2211k=127[kCk27.(0,01)k(0,99)27\u2212k.]\u221223<\/p>\n

=80.27100\u2211k=026[Ck26.(0,01)k(0,99)26\u2212k.]\u221223<\/p>\n

=8.2,7\u201323=\u22121,4 (ngh\u00ecn \u0111\u1ed3ng)<\/p>\n

V\u1eady trung b\u00ecnh anh ta l\u1ed7 1400 (\u0111\u1ed3ng).<\/p>\n

R\u00f5 r\u00e0ng l\u00e0 \u0111\u00e1nh l\u00f4 l\u1ed7 \u00edt h\u01a1n \u0111\u00e1nh \u0111\u1ec1<\/p>\n

C\u00f3 ng\u01b0\u1eddi l\u1ea1i khuy\u00ean anh ta n\u00ean \u0111\u00e1nh m\u1ed9t l\u00fac nhi\u1ec1u con \u0111\u1ec3 \u0111\u01b0\u1ee3c l\u00e3i. Anh ta l\u00e0m theo l\u1eddi khuy\u00ean v\u00e0ng ng\u1ecdc \u0111\u00f3 th\u00ec s\u1ebd ra sao ?<\/p>\n

B\u00c0I TO\u00c1N 3 : \u0110\u00e1nh D\u00e0n L\u00f4<\/h3>\n

L\u1ea7n n\u00e0y v\u00ec \u0111\u00e1nh nhi\u1ec1u con \u0111\u1ec1 \u0111\u1ec3 n\u00e2ng kh\u1ea3 n\u0103ng tr\u00fang l\u00ean. Anh ta \u0111\u00e1nh n con \u0111\u1ec1 kh\u00e1c nhau. M\u1ed7i con \u0111\u00e1nh 1 (ngh\u00ecn \u0111\u1ed3ng). V\u1ecb chi l\u00e0 chi ph\u00ed h\u1ebft n (ngh\u00ecn \u0111\u1ed3ng)<\/p>\n

X\u00e1c su\u1ea5t anh ta tr\u00fang l\u00e0 0,01n. N\u1ebfu tr\u00fang, anh ta \u0111\u01b0\u1ee3c 70 (ngh\u00ecn \u0111\u1ed3ng). T\u1ee9c l\u00e0 l\u00e3i: 70\u2013n (ngh\u00ecn \u0111\u1ed3ng)<\/p>\n

X\u00e1c su\u1ea5t anh ta tr\u01b0\u1ee3t l\u00e0 (1\u22120,01n). N\u1ebfu tr\u00fang, anh ta \u0111\u01b0\u1ee3c l\u00e3i: \u2212n (ngh\u00ecn \u0111\u1ed3ng).<\/p>\n

V\u1eady trung b\u00ecnh anh ta l\u00e3i:<\/p>\n

Ed(n)=0,01n.(70\u2212n)\u2013n(1\u20130,01n)=\u22120,3n<\/p>\n

maxn\u2208[0;100]Ed(n)=Ed(0)=0<\/p>\n

V\u1eady l\u00e3i nh\u1ea5t khi \u0111\u00e1nh \u0111\u1ec1 l\u00e0 \u0111\u00e1nh 0 con.<\/p>\n

H\u1eebm. Th\u1ebf th\u00ec n\u00f3i l\u00e0m g\u00ec. Anh ta l\u1ea7m b\u1ea7m v\u00e0 \u0111i \u0111\u00e1nh l\u00f4.<\/p>\n

Anh ta \u0111\u00e1nh n con l\u00f4, m\u1ed7i con 1 \u0111i\u1ec3m. Th\u1ebf l\u00e0 chi h\u1ebft 23n (ngh\u00ecn \u0111\u1ed3ng).<\/p>\n

X\u00e1c su\u1ea5t anh ta tr\u00fang \u0111\u00fang k nh\u00e1y (k=0,1,2,\u2026,27) l\u00e0<\/p>\n

Ck27(n100)k(100\u2212n100)27\u2212k<\/p>\n

N\u1ebfu tr\u00fang, anh ta \u0111\u01b0\u1ee3c 80k (ngh\u00ecn \u0111\u1ed3ng). T\u1ee9c l\u00e0 l\u00e3i: 80k\u201323n (ngh\u00ecn \u0111\u1ed3ng).<\/p>\n

T\u1eeb \u0111\u00f3, trung b\u00ecnh anh ta l\u00e3i:<\/p>\n

El(n)=\u2211k=027[Ck27(n100)k(100\u2212n100)27\u2212k.(80k\u221223n)]=\u22127n5<\/p>\n

maxn\u2208[0;100]El(n)=El(0)=0<\/p>\n

Do \u0111\u00f3 l\u00e3i nh\u1ea5t khi \u0111\u00e1nh l\u00f4 l\u00e0 \u0111\u00e1nh 0 con.<\/p>\n

B\u00c0I TO\u00c1N \u0110\u00c1NH L\u00d4 \u0110\u1ec0 \u2013 K\u1ebft lu\u1eadn<\/h3>\n

N\u00f3i cho d\u1ec5 hi\u1ec3u th\u00ec vi\u1ec7c \u0111\u00e1nh l\u00f4 \u0111\u1ec1 theo ph\u01b0\u01a1ng ph\u00e1p x\u00e1c su\u1ea5t th\u1ed1ng k\u00ea ch\u1ec9 c\u00f3 l\u1ee3i \u1edf ph\u00eda nh\u00e0 c\u00e1i, tuy nhi\u00ean \u0111\u00f3 ch\u1ec9 l\u00e0 nh\u1eadn \u0111\u1ecbnh phi\u1ebfn di\u1ec7n c\u1ee7a m\u1ed9t ng\u01b0\u1eddi m\u00e0 th\u00f4i. Trong th\u1ef1c t\u1ebf \u0111\u00e1nh l\u00f4 \u0111\u1ec1 y\u1ebfu t\u1ed1 may m\u1eafn v\u00e0 chi\u1ebfn thu\u1eadt r\u1ea5t quan tr\u1ecdng, v\u00ec n\u1ebfu kh\u00f4ng th\u00ec l\u0129nh v\u1ef1c n\u00e0y \u0111\u00e3 \u201cd\u1eb9p ti\u1ec7m\u201d l\u00e2u r\u1ed3i ch\u1ee9 kh\u00f4ng tr\u1edf n\u00ean b\u00f9ng n\u1ed5 v\u1ec1 s\u1ed1 l\u01b0\u1ee3ng ng\u01b0\u1eddi ch\u01a1i nh\u01b0 ng\u00e0y nay.<\/p>\n

\u00a0<\/strong>\u00a0CH\u1ed0T S\u1ed0 SI\u00caU VIP<\/strong>\u00a0\u00a0<\/span><\/h2>\n
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\"\" XSMB SOI C\u1ea6U B\u1ea0CH TH\u1ee6 L\u00d4 CHU\u1ea8N H\u00d4M NAY\r\n<\/span><\/strong><\/a>\r\n\"\" XSMB SOI C\u1ea6U B\u1ea0CH TH\u1ee6 L\u00d4 2 NH\u00c1Y CHU\u1ea8N H\u00d4M NAY<\/span><\/strong><\/a>\r\n\r\n\"\" XSMB SOI C\u1ea6U SONG TH\u1ee6 L\u00d4 CHU\u1ea8N H\u00d4M NAY<\/span><\/strong><\/a>\r\n\r\n\"\" XSMB SOI C\u1ea6U B\u1ea0CH TH\u1ee6 L\u00d4 K\u00c9P CHU\u1ea8N H\u00d4M NAY<\/span><\/strong><\/a>\r\n\r\n\"\" XSMB SOI C\u1ea6U SONG TH\u1ee6 L\u00d4 K\u00c9P CHU\u1ea8N H\u00d4M NAY<\/span><\/strong><\/a>\r\n\r\n\"\" XSMB SOI C\u1ea6U B\u1ea0CH TH\u1ee6 \u0110\u1ec0 CHU\u1ea8N H\u00d4M NAY<\/span><\/strong><\/a>\r\n\r\n\"\" XSMB SOI C\u1ea6U SONG TH\u1ee6 \u0110\u1ec0 CHU\u1ea8N H\u00d4M NAY<\/span><\/strong><\/a>\r\n\r\n\"\" XSMB SOI C\u1ea6U D\u00c0N \u0110\u1ec0 4 S\u1ed0 CHU\u1ea8N H\u00d4M NAY<\/span><\/strong><\/a>\r\n\r\n\"\" XSMB SOI C\u1ea6U D\u00c0N \u0110\u1ec0 6 S\u1ed0 CHU\u1ea8N H\u00d4M NAY<\/span><\/strong><\/a>\r\n\r\n\"\" XSMB SOI C\u1ea6U D\u00c0N \u0110\u1ec0 8 S\u1ed0 CHU\u1ea8N H\u00d4M NAY<\/span><\/strong><\/a>\r\n\r\n\"\" XSMB SOI C\u1ea6U D\u00c0N \u0110\u1ec0 10 S\u1ed0 CHU\u1ea8N H\u00d4M NAY<\/span><\/strong><\/a>\r\n\r\n\"\" XSMB SOI C\u1ea6U D\u00c0N L\u00d4 4 S\u1ed0 CHU\u1ea8N H\u00d4M NAY<\/span><\/strong><\/a>\r\n\r\n\"\" XSMB SOI C\u1ea6U D\u00c0N L\u00d4 6 S\u1ed0 CHU\u1ea8N H\u00d4M NAY<\/span><\/strong><\/a><\/pre>\n<\/div>\n
\u00a0<\/strong>\u00a0CH\u1ed0T S\u1ed0 MI\u1ec0N B\u1eaeC<\/strong><\/span><\/h2>\n
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\"\" D\u00c0N L\u00d4 8 S\u1ed0 MI\u1ec0N B\u1eaeC SOI C\u1ea6U CHU\u1ea8N H\u00d4M NAY<\/span><\/strong><\/a>\r\n\r\n\"\" D\u00c0N L\u00d4 XI\u00caN 2 MI\u1ec0N B\u1eaeC SOI C\u1ea6U CHU\u1ea8N H\u00d4M NAY<\/span><\/strong><\/a>\r\n\r\n\"\" D\u00c0N L\u00d4 XI\u00caN 3 MI\u1ec0N B\u1eaeC SOI C\u1ea6U CHU\u1ea8N H\u00d4M NAY<\/span><\/strong><\/a>\r\n\r\n\"\" D\u00c0N L\u00d4 XI\u00caN 4 MI\u1ec0N B\u1eaeC SOI C\u1ea6U CHU\u1ea8N H\u00d4M NAY<\/span><\/strong><\/a>\r\n\r\n\"\" 3 C\u00c0NG MI\u1ec0N B\u1eaeC SOI C\u1ea6U CHU\u1ea8N H\u00d4M NAY<\/span><\/strong><\/a>\r\n\r\n\"\" D\u00c0N 3 C\u00c0NG 2 S\u1ed0 MI\u1ec0N B\u1eaeC SOI C\u1ea6U CHU\u1ea8N H\u00d4M NAY<\/span><\/strong><\/a>\r\n\r\n\"\" D\u00c0N L\u00d4 10 S\u1ed0 MI\u1ec0N B\u1eaeC SOI C\u1ea6U CHU\u1ea8N H\u00d4M NAY<\/span><\/strong><\/a>\r\n\r\n\"\" \u0110\u1ec0 \u0110\u1ea6U \u0110U\u00d4I MI\u1ec0N B\u1eaeC SOI C\u1ea6U CHU\u1ea8N H\u00d4M NAY<\/span><\/strong><\/a><\/pre>\n<\/div>\n
\u00a0CH\u1ed0T S\u1ed0 MI\u1ec0N NAM<\/strong><\/span><\/h2>\n
\n
\"\" X\u1ec9u Ch\u1ee7 MI\u1ec0N NAM CHU\u1ea8N H\u00d4M NAY<\/span><\/strong><\/a>\r\n\r\n\"\" GI\u1ea2I \u0110\u1eb6C BI\u1ec6T MI\u1ec0N NAM CHU\u1ea8N H\u00d4M NAY<\/span><\/strong><\/a>\r\n\r\n\"\" GI\u1ea2I 8 MI\u1ec0N NAM CHU\u1ea8N H\u00d4M NAY<\/span><\/strong><\/a>\r\n\r\n\"\" BAO L\u00d4 MI\u1ec0N NAM CHU\u1ea8N H\u00d4M NAY<\/span><\/strong><\/a>\r\n\r\n\"\" C\u1eb7p X\u1ec9u Ch\u1ee7 MI\u1ec0N NAM CHU\u1ea8N H\u00d4M NAY<\/span><\/strong><\/a>\r\n\r\n\"\" SONG TH\u1ee6 L\u00d4 MI\u1ec0N NAM CHU\u1ea8N H\u00d4M NAY<\/span><\/strong><\/a>\r\n\r\n\"\" \u0110\u1ea6U \u0110U\u00d4I GI\u1ea2I 8 MI\u1ec0N NAM CHU\u1ea8N H\u00d4M NAY<\/span><\/strong><\/a>\r\n\r\n\"\" \u0110\u1ea6U \u0110U\u00d4I \u0110\u1eb6C BI\u1ec6T MI\u1ec0N NAM CHU\u1ea8N H\u00d4M NAY<\/span><\/strong><\/a>\r\n\r\n\"\" L\u00d4 3 S\u1ed0 MI\u1ec0N NAM CHU\u1ea8N H\u00d4M NAY<\/span><\/strong><\/a><\/pre>\n<\/div>\n
\u00a0CH\u1ed0T S\u1ed0 MI\u1ec0N TRUNG<\/strong><\/span><\/h2>\n
\n
\"\" X\u1ec9u Ch\u1ee7 MI\u1ec0N TRUNG CHU\u1ea8N H\u00d4M NAY<\/strong><\/a>\r\n\r\n\"\" GI\u1ea2I \u0110\u1eb6C BI\u1ec6T MI\u1ec0N TRUNG CHU\u1ea8N H\u00d4M NAY<\/strong><\/a>\r\n\r\n\"\" GI\u1ea2I 8 MI\u1ec0N TRUNG CHU\u1ea8N H\u00d4M NAY<\/strong><\/a>\r\n\r\n\"\" BAO L\u00d4 MI\u1ec0N TRUNG CHU\u1ea8N H\u00d4M NAY<\/strong><\/a>\r\n\r\n\"\" C\u1eb7p X\u1ec9u Ch\u1ee7 MI\u1ec0N TRUNG CHU\u1ea8N H\u00d4M NAY<\/strong><\/a>\r\n\r\n\"\" SONG TH\u1ee6 L\u00d4 MI\u1ec0N TRUNG CHU\u1ea8N H\u00d4M NAY<\/strong><\/a>\r\n\r\n\"\" \u0110\u1ea6U \u0110U\u00d4I GI\u1ea2I 8 MI\u1ec0N TRUNG CHU\u1ea8N H\u00d4M NAY<\/strong><\/a>\r\n\r\n\"\" \u0110\u1ea6U \u0110U\u00d4I \u0110\u1eb6C BI\u1ec6T MI\u1ec0N TRUNG CHU\u1ea8N H\u00d4M NAY<\/strong><\/a>\r\n\r\n\"\" L\u00d4 3 S\u1ed0 MI\u1ec0N TRUNG CHU\u1ea8N H\u00d4M NAY<\/strong><\/a><\/pre>\n<\/div>\n","protected":false},"excerpt":{"rendered":"
\u0110\u00e1nh l\u00f4 \u0111\u1ec1 th\u00ec ch\u1ec9 c\u1ea7n \u0111\u01a1n gi\u1ea3n l\u00e0 d\u1ef1 \u0111o\u00e1n, v\u00ec c\u00e1c con s\u1ed1 v\u1ec1 \u0111\u1ec1u c\u00f3 x\u00e1c su\u1ea5t ng\u1eabu nhi\u00ean v\u00e0 theo nhi\u1ec1u ng\u01b0\u1eddi g\u1ecdi vi\u1ec7c tr\u00fang l\u00f4 \u0111\u1ec1 l\u00e0 \u201cmay m\u1eafn\u201d m\u00e0 th\u00f4i. Nh\u01b0ng ngay ch\u00ednh trong to\u00e1n h\u1ecdc c\u0169ng c\u00f3 kh\u00e1i ni\u1ec7m v\u1ec1 \u201cbi\u1ebfn c\u1ed1\u201d v\u00e0 \u201cx\u00e1c su\u1ea5t\u201d \u0111\u1ec3 \u0111o l\u01b0\u1eddng […]<\/p>\n","protected":false},"author":1,"featured_media":20291,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[611,612],"tags":[179,302,316,213,236],"yoast_head":"\nTo\u00e1n h\u1ecdc trong l\u00f4 \u0111\u1ec1<\/title>\n<meta name=\"description\" content=\"To\u00e1n h\u1ecdc trong l\u00f4 \u0111\u1ec1\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/soicauchinhxacnhat.com\/toan-hoc-trong-lo-de\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"To\u00e1n h\u1ecdc trong l\u00f4 \u0111\u1ec1\" \/>\n<meta property=\"og:description\" content=\"To\u00e1n h\u1ecdc trong l\u00f4 \u0111\u1ec1\" \/>\n<meta property=\"og:url\" content=\"https:\/\/soicauchinhxacnhat.com\/toan-hoc-trong-lo-de\/\" \/>\n<meta property=\"og:site_name\" content=\"soi cau mien phi - 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