C\u1ed9ng\t<\/td> 30\t<\/td> 100 %<\/td><\/tr><\/tbody><\/table>\n\n\n\na) H\u00e3y t\u00ednh s\u1ed1 trung b\u00ecnh c\u1ed9ng c\u1ee7a b\u1ea3ng 6 v\u00e0 b\u1ea3ng 8.\n<\/p>\n\n\n\n
b) T\u1eeb k\u1ebft qu\u1ea3 \u0111\u00e3 t\u00ednh \u0111\u01b0\u1ee3c \u1edf c\u00e2u a), c\u00f3 nh\u1eadn x\u00e9t g\u00ec v\u1ec1 nhi\u1ec7t \u0111\u1ed9 \u1edf\n th\u00e0nh ph\u1ed1 Vinh trong th\u00e1ng 2 v\u00e0 th\u00e1ng 12 (c\u1ee7a 30 n\u0103m \u0111\u01b0\u1ee3c kh\u1ea3o s\u00e1t)<\/p>\n\n\n\n
L\u1eddi gi\u1ea3i<\/strong><\/ins><\/p>\n\n\n\na) B\u1ea3ng 6: <\/p>\n\n\n\n
L\u1edbp nhi\u1ec7t \u0111\u1ed9 (\u00baC)\t<\/td> T\u1ea7n su\u1ea5t (%)\t<\/td> Gi\u00e1 tr\u1ecb \u0111\u1ea1i di\u1ec7n<\/td><\/tr> [15; 17]\t<\/td> 16,7\t<\/td> 16<\/td><\/tr> [17; 19)\t<\/td> 43,3\t<\/td> 18<\/td><\/tr> [19; 21)\t<\/td> 36,7\t<\/td> 20<\/td><\/tr> [21; 23]\t<\/td> 3,3\t<\/td> 22<\/td><\/tr> C\u1ed9ng\t<\/td> 100 (%)<\/td> <\/td><\/tr><\/tbody><\/table>\n\n\n\n S\u1ed1 trung b\u00ecnh c\u1ed9ng c\u1ee7a b\u1ea3ng 6 l\u00e0: <\/p>\n\n\n\nS\u1ed1 trung b\u00ecnh c\u1ed9ng c\u1ee7a b\u1ea3ng 8 l\u00e0: <\/p>\n\n\n\nb) Nhi\u1ec7t \u0111\u1ed9 trung b\u00ecnh c\u1ee7a th\u00e0nh ph\u1ed1 Vinh trong th\u00e1ng 12 cao h\u01a1n nhi\u1ec7t \u0111\u1ed9 trung b\u00ecnh trong th\u00e1ng 2 kho\u1ea3ng 1\u00baC. <\/p>\n\n\n\n
Tr\u1ea3 l\u1eddi c\u00e2u h\u1ecfi To\u00e1n 10 \u0110\u1ea1i s\u1ed1 B\u00e0i 3 trang 121<\/strong>:Trong b\u1ea3ng ph\u00e2n b\u1ed1 t\u1ea7n s\u1ed1, c\u00e1c s\u1ed1 li\u1ec7u th\u1ed1ng k\u00ea \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eafp th\u1ee9 t\u1ef1 th\u00e0nh d\u00e3y kh\u00f4ng gi\u1ea3m theo c\u00e1c gi\u00e1 tr\u1ecb c\u1ee7a ch\u00fang. <\/ins><\/p>\n\n\n\nH\u00e3y t\u00ecm s\u1ed1 trung v\u1ecb c\u1ee7a c\u00e1c s\u1ed1 li\u1ec7u th\u1ed1ng k\u00ea cho \u1edf b\u1ea3ng 9.<\/p>\n\n\n\n
S\u1ed1 \u00e1o b\u00e1n \u0111\u01b0\u1ee3c trong m\u1ed9t qu\u00fd \u1edf m\u1ed9t qu\u00fd \u1edf m\u1ed9t c\u1eeda h\u00e0ng b\u00e1n \u00e1o s\u01a1 mi nam<\/p>\n\n\n\n
C\u1ee1 s\u1ed1\t<\/td> 36\t<\/td> 37\t<\/td> 38\t<\/td> 39\t<\/td> 40\t<\/td> 41\t<\/td> 42\t<\/td> C\u1ed9ng<\/td><\/tr> T\u1ea7n s\u1ed1 (s\u1ed1 \u00e1o b\u00e1n \u0111\u01b0\u1ee3c)\t<\/td> 13\t<\/td> 45\t<\/td> 126\t<\/td> 110\t<\/td> 126\t<\/td> 40\t<\/td> 5\t<\/td> 465<\/td><\/tr><\/tbody><\/table>\n\n\n\nL\u1eddi gi\u1ea3i<\/strong><\/p>\n\n\n\nTa s\u1eafp x\u1ebfp d\u00e3y s\u1ed1 \u00e1o b\u00e1n \u0111\u01b0\u1ee3c theo d\u00e3y t\u0103ng d\u1ea7n: <\/p>\n\n\n\n
36, 36, 36, \u2026, 36, 37, 37, \u2026, 37, 38, 38, \u2026, 38, \u2026., 42, 42. <\/p>\n\n\n\n
D\u00e3y s\u1ed1 g\u1ed3m 465 s\u1ed1 n\u00ean s\u1ed1 trung v\u1ecb l\u00e0 s\u1ed1 th\u1ee9 233. <\/p>\n\n\n\n
S\u1ed1 th\u1ee9 233 l\u00e0 s\u1ed1 39. <\/p>\n\n\n\n
V\u1eady Me<\/sub> = 39.<\/p>\n\n\n\nB\u00e0i 1 (trang 122 SGK \u0110\u1ea1i S\u1ed1 10)<\/strong>: T\u00ednh s\u1ed1 trung b\u00ecnh c\u1ed9ng c\u1ee7a c\u00e1c b\u1ea3ng ph\u00e2n b\u1ed1 \u0111\u00e3 \u0111\u01b0\u1ee3c l\u1eadp \u1edf c\u00e1c b\u00e0i t\u1eadp s\u1ed1 1 v\u00e0 s\u1ed1 2 c\u1ee7a B\u00e0i 1.<\/p>\n\n\n\nL\u1eddi gi\u1ea3i<\/strong><\/ins><\/p>\n\n\n\nB\u00e0i 1:<\/strong> B\u1ea3ng ph\u00e2n b\u1ed1 t\u1ea7n s\u1ed1 tu\u1ed5i th\u1ecd c\u1ee7a 30 b\u00f3ng \u0111\u00e8n \u0111i\u1ec7n. <\/p>\n\n\n\nTu\u1ed5i th\u1ecd\t<\/td> T\u1ea7n s\u1ed1<\/td><\/tr> 1150\t<\/td> 3<\/td><\/tr> 1160\t<\/td> 6<\/td><\/tr> 1170\t<\/td> 12<\/td><\/tr> 1180\t<\/td> 6<\/td><\/tr> 1190\t<\/td> 3<\/td><\/tr> C\u1ed9ng \t<\/td> 30<\/td><\/tr><\/tbody><\/table>\n\n\n\nS\u1ed1 trung b\u00ecnh:<\/p>\n\n\n\n<\/ins><\/p>\n\n\n\nB\u00e0i 2:<\/strong> B\u1ea3ng ph\u00e2n b\u1ed1 t\u1ea7n su\u1ea5t gh\u00e9p l\u1edbp \u0111\u1ed9 d\u00e0i c\u1ee7a 60 l\u00e1 d\u01b0\u01a1ng s\u1ec9 tr\u01b0\u1edfng th\u00e0nh: <\/p>\n\n\n\nL\u1edbp c\u1ee7a \u0111\u1ed9 d\u00e0i (cm)\t<\/td> T\u1ea7n su\u1ea5t\t<\/td> Gi\u00e1 tr\u1ecb \u0111\u1ea1i di\u1ec7n<\/td><\/tr> [10; 20)\t<\/td> 13,3\t<\/td> 15<\/td><\/tr> [20; 30)\t<\/td> 30,0\t<\/td> 25<\/td><\/tr> [30; 40)\t<\/td> 40,0\t<\/td> 35<\/td><\/tr> [40; 50)\t<\/td> 16,7\t<\/td> 45<\/td><\/tr> C\u1ed9ng\t<\/td> 100 (%)\t<\/td> <\/td><\/tr><\/tbody><\/table>\n\n\n\nS\u1ed1 trung b\u00ecnh:<\/p>\n\n\n\nB\u00e0i 2 (trang 122 SGK \u0110\u1ea1i S\u1ed1 10)<\/strong>: Trong \nm\u1ed9t tr\u01b0\u1eddng THPT, \u0111\u1ec3 t\u00ecm hi\u1ec3u t\u00ecnh h\u00ecnh h\u1ecdc m\u00f4n To\u00e1n c\u1ee7a hai l\u1edbp 10A, \n10B, ng\u01b0\u1eddi ta cho hai l\u1edbp \u0111\u00f3 \u0111\u1ed3ng th\u1eddi l\u00e0m b\u00e0i thi m\u00f4n to\u00e0n theo c\u00f9ng \nm\u1ed9t \u0111\u1ec1 thi v\u00e0 l\u1eadp \u0111\u01b0\u1ee3c hai b\u1ea3ng ph\u00e2n b\u1ed1 t\u1ea7n s\u1ed1 gh\u00e9p l\u1edbp sau \u0111\u00e2y:<\/ins><\/p>\n\n\n\n \u0110i\u1ec3m thi To\u00e1n c\u1ee7a l\u1edbp 10A<\/p>\n\n\n\n
L\u1edbp \u0111i\u1ec3m thi<\/th> T\u1ea7n s\u1ed1<\/th><\/tr> [0; 2)<\/td> 2<\/td><\/tr> [2; 4)<\/td> 4<\/td><\/tr> [4; 6)<\/td> 12<\/td><\/tr> [6; 8)<\/td> 28<\/td><\/tr> [8; 10]<\/td> 4<\/td><\/tr> C\u1ed9ng<\/td> 50<\/td><\/tr><\/tbody><\/table>\n\n\n\n \u0110i\u1ec3m thi To\u00e1n c\u1ee7a l\u1edbp 10B<\/p>\n\n\n\n
L\u1edbp \u0111i\u1ec3m thi<\/th> T\u1ea7n s\u1ed1<\/th><\/tr> [0; 2)<\/td> 4<\/td><\/tr> [2; 4)<\/td> 10<\/td><\/tr> [4; 6)<\/td> 18<\/td><\/tr> [6; 8)<\/td> 14<\/td><\/tr> [8; 10]<\/td> 5<\/td><\/tr> C\u1ed9ng<\/td> 51<\/td><\/tr><\/tbody><\/table>\n\n\n\nH\u00e3y t\u00ednh s\u1ed1 trung b\u00ecnh c\u1ed9ng c\u1ee7a hai b\u1ea3ng ph\u00e2n b\u1ed1 \u1edf tr\u00ean v\u00e0 n\u00eau nh\u1eadn x\u00e9t v\u1ec1 k\u1ebft qu\u1ea3 l\u00e0m b\u00e0i thi c\u1ee7a hai l\u1edbp.<\/p>\n\n\n\n
L\u1eddi gi\u1ea3i<\/strong><\/ins><\/p>\n\n\n\nNh\u1eadn x\u00e9t: S\u1ed1 trung b\u00ecnh c\u1ed9ng \u0111i\u1ec3m thi To\u00e1n c\u1ee7a l\u1edbp 10A cao h\u01a1n l\u1edbp \n10B n\u00ean c\u00f3 th\u1ec3 n\u00f3i l\u1edbp 10A c\u00f3 k\u1ebft qu\u1ea3 thi m\u00f4n To\u00e1n t\u1ed1t h\u01a1n l\u1edbp 10B.<\/p>\n\n\n\n
Ki\u1ebfn th\u1ee9c \u00e1p d\u1ee5ng<\/strong><\/p>\n\n\n\nC\u00f4ng th\u1ee9c t\u00ednh s\u1ed1 trung b\u00ecnh \u0111\u1ed1i v\u1edbi b\u1ea3ng ph\u00e2n b\u1ed1 t\u1ea7n s\u1ed1, t\u1ea7n su\u1ea5t: <\/p>\n\n\n\ntrong \u0111\u00f3 n1<\/sub>; n2<\/sub>; n3<\/sub>; …; nk<\/sub> v\u00e0 f1<\/sub>; f2<\/sub>; f3<\/sub>;…; fk<\/sub> l\u1ea7n l\u01b0\u1ee3t l\u00e0 t\u1ea7n s\u1ed1 v\u00e0 t\u1ea7n su\u1ea5t c\u1ee7a c\u00e1c gi\u00e1 tr\u1ecb x1<\/sub>; x2<\/sub>; x3<\/sub>;…; xk<\/sub> v\u00e0 N l\u00e0 s\u1ed1 li\u1ec7u th\u1ed1ng k\u00ea. <\/p>\n\n\n\nC\u00f4ng th\u1ee9c t\u00ednh s\u1ed1 trung b\u00ecnh \u0111\u1ed1i v\u1edbi b\u1ea3ng ph\u00e2n b\u1ed1 t\u1ea7n s\u1ed1, t\u1ea7n su\u1ea5t gh\u00e9p l\u1edbp: <\/p>\n\n\n\ntrong \u0111\u00f3 n1<\/sub>; n2<\/sub>; n3<\/sub>; …; nk<\/sub> v\u00e0 f1<\/sub>; f2<\/sub>; f3<\/sub>;…; fk<\/sub> l\u1ea7n l\u01b0\u1ee3t l\u00e0 t\u1ea7n s\u1ed1 v\u00e0 t\u1ea7n su\u1ea5t c\u1ee7a c\u00e1c gi\u00e1 tr\u1ecb \u0111\u1ea1i di\u1ec7n c1<\/sub>; c2<\/sub>; c3<\/sub>;…; ck<\/sub> v\u00e0 N l\u00e0 s\u1ed1 li\u1ec7u th\u1ed1ng k\u00ea. <\/p>\n\n\n\nB\u00e0i 3 (trang 123 SGK \u0110\u1ea1i S\u1ed1 10)<\/strong>: \u0110i\u1ec1u tra ti\u1ec1n l\u01b0\u01a1ng h\u00e0ng th\u00e1ng c\u1ee7a 30 c\u00f4ng nh\u00e2n \u1edf m\u1ed9t x\u01b0\u1edfng may, ta c\u00f3 b\u1ea3ng ph\u00e2n b\u1ed1 t\u1ea7n s\u1ed1 sau:<\/p>\n\n\n\nTi\u1ec1n l\u01b0\u01a1ng c\u1ee7a 30 c\u00f4ng nh\u00e2n x\u01b0\u1edfng may<\/em><\/p>\n\n\n\nTi\u1ec1n l\u01b0\u01a1ng(ngh\u00ecn \u0111\u1ed3ng)<\/th> T\u1ea7n s\u1ed1<\/th><\/tr> 300<\/td> 3<\/td><\/tr> 500<\/td> 5<\/td><\/tr> 700<\/td> 6<\/td><\/tr> 800<\/td> 5<\/td><\/tr> 900<\/td> 6<\/td><\/tr> 100<\/td> 5<\/td><\/tr> C\u1ed9ng<\/td> 30<\/td><\/tr><\/tbody><\/table>\n\n\n\nT\u00ecm m\u1ed1t c\u1ee7a b\u1ea3ng ph\u00e2n b\u1ed1 tr\u00ean. N\u1ebfu \u00fd ngh\u0129a c\u1ee7a k\u1ebft qu\u1ea3 t\u00ecm \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n
L\u1eddi gi\u1ea3i<\/strong><\/ins><\/p>\n\n\n\nTrong b\u1ea3ng ph\u00e2n b\u1ed1 tr\u00ean, hai gi\u00e1 tr\u1ecb 700 v\u00e0 900 c\u00f3 c\u00f9ng t\u1ea7n s\u1ed1 l\u1edbn nh\u1ea5t l\u00e0 6. Do \u0111\u00f3 ta c\u00f3 hai m\u1ed1t l\u00e0: <\/p>\n\n\n\n
M0<\/sub>(1) = 700; M0<\/sub>(2) = 900. <\/p>\n\n\n\n\u00dd ngh\u0129a: S\u1ed1 c\u00f4ng nh\u00e2n c\u00f3 ti\u1ec1n l\u01b0\u01a1ng 700.000\u0111\/th\u00e1ng v\u00e0 900.000\u0111\/th\u00e1ng b\u1eb1ng nhau v\u00e0 chi\u1ebfm \u0111a s\u1ed1.<\/p>\n\n\n\n
Ki\u1ebfn th\u1ee9c \u00e1p d\u1ee5ng<\/strong><\/p>\n\n\n\nM\u1ed1t c\u1ee7a m\u1ed9t b\u1ea3ng ph\u00e2n b\u1ed1 t\u1ea7n s\u1ed1 l\u00e0 gi\u00e1 tr\u1ecb c\u00f3 t\u1ea7n s\u1ed1 cao nh\u1ea5t v\u00e0 \u0111\u01b0\u1ee3c k\u00ed hi\u1ec7u l\u00e0 M0<\/sub>. <\/p>\n\n\n\nB\u00e0i 4 (trang 123 SGK \u0110\u1ea1i S\u1ed1 10)<\/strong>: Ti\u1ec1n l\u01b0\u01a1ng h\u00e0ng th\u00e1ng c\u1ee7a 7 nh\u00e2n vi\u00ean trong m\u1ed9t c\u00f4ng ty du l\u1ecbch l\u00e0: 650, 840, 690, 720, 2500, 3000 (\u0111\u01a1n v\u1ecb: ngh\u00ecn \u0111\u1ed3ng).<\/p>\n\n\n\nT\u00ecm s\u1ed1 trung v\u1ecb c\u1ee7a c\u00e1c s\u1ed1 li\u1ec7u \u0111\u00e3 th\u1ed1ng k\u00ea \u0111\u00e3 cho. N\u1ebfu \u00fd ngh\u0129a c\u1ee7a k\u1ebft qu\u1ea3 \u0111\u00e3 t\u00ednh \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n
L\u1eddi gi\u1ea3i<\/strong><\/ins><\/p>\n\n\n\nB\u1ea3ng s\u1ed1 li\u1ec7u c\u00f3 7 gi\u00e1 tr\u1ecb, s\u1eafp c\u00e1c gi\u00e1 tr\u1ecb theo th\u1ee9 t\u1ef1 kh\u00f4ng gi\u1ea3m ta c\u00f3:<\/p>\n\n\n\n
650,\t670, 690, 720,\t840, 2500,\t3000.<\/p>\n\n\n\n
V\u00ec s\u1ed1 ph\u1ea7n t\u1eed = 7 l\u00e0 s\u1ed1 l\u1ebb n\u00ean s\u1ed1 trung v\u1ecb l\u00e0 Me<\/sub> = 720 (s\u1ed1 ch\u00ednh gi\u1eefa c\u1ee7a d\u00e3y).<\/p>\n\n\n\n\u00dd ngh\u0129a:<\/p>\n\n\n\nS\u1ed1 trung b\u00ecnh n\u00e0y ch\u00eanh l\u1ec7ch qu\u00e1 l\u1edbn so v\u1edbi c\u00e1c s\u1ed1 li\u1ec7u n\u00ean kh\u00f4ng \u0111\u1ea1i di\u1ec7n \u0111\u01b0\u1ee3c cho c\u00e1c s\u1ed1 li\u1ec7u. <\/p>\n\n\n\n
Trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y, s\u1ed1 trung v\u1ecb n\u00ean \u0111\u01b0\u1ee3c ch\u1ecdn l\u00e0m gi\u00e1 tr\u1ecb \u0111\u1ea1i di\u1ec7n cho m\u1ee9c l\u01b0\u01a1ng<\/p>\n\n\n\n
B\u00e0i 5 (trang 123 SGK \u0110\u1ea1i S\u1ed1 10)<\/strong>: Cho bi\u1ebft t\u00ecnh h\u00ecnh thu ho\u1ea1ch l\u00faa v\u1ee5 m\u00f9a n\u0103m 1980 c\u1ee7a ba h\u1ee3p t\u00e1c x\u00e3 \u1edf \u0111\u1ecba ph\u01b0\u01a1ng V nh\u01b0 sau:<\/p>\n\n\n\nH\u1ee3p t\u00e1c x\u00e3<\/th> N\u0103ng su\u1ea5t l\u00faa(t\u1ea1\/ha)<\/th> Di\u1ec7n t\u00edch tr\u1ed3ng l\u00faa(ha)<\/th><\/tr> A<\/td> 40<\/td> 150<\/td><\/tr> B<\/td> 38<\/td> 130<\/td><\/tr> C<\/td> 36<\/td> 120<\/td><\/tr><\/tbody><\/table>\n\n\n\nH\u00e3y t\u00ednh n\u0103ng su\u1ea5t l\u00faa trung b\u00ecnh c\u1ee7a v\u1ee5 m\u00f9a n\u0103m 1980 trong to\u00e0n b\u1ed9 ba h\u1ee3p t\u00e1c x\u00e3 k\u1ec3 tr\u00ean.<\/p>\n\n\n\n
L\u1eddi gi\u1ea3i<\/strong><\/ins><\/p>\n\n\n\nTa bi\u1ebft s\u1ea3n l\u01b0\u1ee3ng thu \u0111\u01b0\u1ee3c = n\u0103ng su\u1ea5t . di\u1ec7n t\u00edch. <\/p>\n\n\n\n
S\u1ea3n l\u01b0\u1ee3ng l\u00faa c\u1ee7a HTX A l\u00e0: 40.150 = 6000 (t\u1ea1)<\/p>\n\n\n\n
S\u1ea3n l\u01b0\u1ee3ng l\u00faa c\u1ee7a HTX B l\u00e0 : 38.130 = 4940 (t\u1ea1)<\/p>\n\n\n\n
S\u1ea3n l\u01b0\u1ee3ng l\u00faa c\u1ee7a HTX C l\u00e0 : 36.120 = 4320 (t\u1ea1)<\/p>\n\n\n\n
T\u1ed5ng s\u1ea3n l\u01b0\u1ee3ng l\u00faa c\u1ee7a c\u1ea3 ba HTX l\u00e0 : 6000 + 4940 + 4320 = 15260 (t\u1ea1)<\/p>\n\n\n\n
T\u1ed5ng di\u1ec7n t\u00edch tr\u1ed3ng c\u1ee7a c\u1ea3 ba HTX l\u00e0 : 150 + 130 + 120 = 400 (ha)<\/p>\n\n\n\n
N\u0103ng su\u1ea5t l\u00faa trung b\u00ecnh c\u1ee7a c\u1ea3 ba HTX : 15260 : 400 = 38,15 (t\u1ea1\/ha)<\/p>\n\n\n\n
*L\u01b0u \u00fd:<\/strong> C\u00e1c b\u1ea1n kh\u00f4ng th\u1ec3 t\u00ednh n\u0103ng su\u1ea5t trung b\u00ecnh b\u1eb1ng c\u00e1ch : <\/p>\n\n\n\n(40 + 38 + 36)\/3 = 38 (t\u1ea1\/ha) <\/p>\n\n\n\n
v\u00ec khi ch\u00eanh l\u1ec7ch di\u1ec7n t\u00edch l\u1edbn th\u00ec s\u1ed1 trung b\u00ecnh c\u00e0ng kh\u00f4ng ch\u00ednh x\u00e1c.<\/p>\n","protected":false},"excerpt":{"rendered":"
Tr\u1ea3 l\u1eddi c\u00e2u h\u1ecfi To\u00e1n 10 \u0110\u1ea1i s\u1ed1 B\u00e0i 3 trang 120: Cho b\u1ea3ng ph\u00e2n b\u1ed1 t\u1ea7n s\u1ed1 v\u00e0 t\u1ea7n su\u1ea5t gh\u00e9p l\u1edbp sau: Nhi\u1ec7t \u0111\u1ed9 trung b\u00ecnh c\u1ee7a th\u00e1ng 12 t\u1ea1i th\u00e0nh ph\u1ed1 Vinh t\u1eeb 1961 \u0111\u1ebfn h\u1ebft 1990 (30 n\u0103m) L\u1edbp nhi\u1ec7t \u0111\u1ed9 (oC) T\u1ea7n s\u1ed1 T\u1ea7n su\u1ea5t (%) [12; 14) 1 3,33 […]<\/p>\n","protected":false},"author":12,"featured_media":44357,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"tdm_status":"","tdm_grid_status":""},"categories":[1633],"tags":[],"yoast_head":"\n
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![\"Gi\u1ea3i](\"https:\/\/vietjack.com\/giai-toan-lop-10\/images\/tra-loi-cau-hoi-toan-10-dai-so-bai-3-trang-120-1.PNG\")
<\/figure>\n\n\n\n![\"Gi\u1ea3i](\"https:\/\/vietjack.com\/giai-toan-lop-10\/images\/tra-loi-cau-hoi-toan-10-dai-so-bai-3-trang-120-2.PNG\")
<\/figure>\n\n\n\n![\"Gi\u1ea3i](\"https:\/\/vietjack.com\/giai-toan-lop-10\/images\/bai-1-trang-122-sgk-dai-so-10-1.PNG\")
<\/figure>\n\n\n\n![\"Gi\u1ea3i](\"https:\/\/vietjack.com\/giai-toan-lop-10\/images\/bai-1-trang-122-sgk-dai-so-10-2.PNG\")
<\/figure>\n\n\n\n![\"Gi\u1ea3i](\"https:\/\/vietjack.com\/giai-toan-lop-10\/images\/bai-2-trang-122-sgk-dai-so-10-1.PNG\")
<\/figure>\n\n\n\n![\"Gi\u1ea3i](\"https:\/\/vietjack.com\/giai-toan-lop-10\/images\/bai-2-trang-122-sgk-dai-so-10-2.PNG\")
<\/figure>\n\n\n\n![\"Gi\u1ea3i](\"https:\/\/vietjack.com\/giai-toan-lop-10\/images\/bai-2-trang-122-sgk-dai-so-10-3.PNG\")
<\/figure>\n\n\n\n![\"Gi\u1ea3i](\"https:\/\/vietjack.com\/giai-toan-lop-10\/images\/bai-4-trang-123-sgk-dai-so-10.PNG\")
<\/figure>\n\n\n\n