Science Junior High 6 monthsago ็ฃ็ณใฎ็ฃ็ใฎๅใใฏNใใSใชใฎใซใใชใๅ็ใฎๆใฟใใใซNใซๅใใฃใฆใใใจใใใใใฎใงใใใใ๏ผ ใฉใใใฉใฃใกใชใฎใใใใใใใพใใใ ใใใใใใๅ จ้จ็ฃ็ใฎๅใใงใใ๏ผใใใจใๅฅใฎไฝใใฎๅใงใใ๏ผ (A) 00as N S + Solved Answers: 1
Mathematics Senior High 6 monthsago ๆฑใใใฎใ้ๅฟใงใใใใใงใใ๏ผ C ใฎๅบงๆจใๆฑใใใ ใซใชใใจใ, ็น 161 3็นA(3,5),B(2,-2,C-6, 2) ใใ็ญ่ท้ขใซใใ็นใฎๅบงๆจใๆฑใใใ 08 62 (1) 4็นA(-2,3), B(5, 4), C(3, -1), D ใ้ ็นใจใใไธฆใซ Solved Answers: 1
Mathematics Senior High 6 monthsago ใใใใฎใจใใใใใใพใใใๆใใฆใใ ใใ๏ผ Solved Answers: 1
English Senior High 6 monthsago ๆๆๆ ผwhoseใฎไฝฟใๆนใใใพใใใใใใใชใใฎใงๆใใฆใใ ใใ๏ผ Solved Answers: 1
Mathematics Junior High 6 monthsago ๆน็จๅผใฎ้ไธ่ถณใฎๅ้กใงใใ่จ็ฎใฎไปๆนใชใฉใฏใใใใฎใงใใใใ็จใใๆๅญใไฝใ่กจใใใๆๅใซๆธใใฆใใๆน็จๅผใใคใใใใใจ่จใใฎใใใใใชใใฆ่บใใฆใใพใใใฉใใๆใใฆใใใชใใงใใใใ๐โโ๏ธ โฃ ้็ญใไฝไบบใใฎ็ๅพใซ้ ใใฎใซใ1ไบบใซ6ๆฌใใค้ ใใจ32ๆฌ่ถณใใชใใชใใ1ไบบใซ4ๆฌใใค้ ใใจ8ๆฌ ไฝใใใใฎใจใ, ็ๅพใฎไบบๆฐใๆฑใใชใใใ ใใ ใ, ็จใใๆๅญใไฝใ่กจใใใๆๅใซๆธใใฆใใๆน็จๅผใ ใคใใใ็ญใใๆฑใใ้็จใๆธใใใจใ (4็น) DIES โฃ4 ใ (ไธ) (็ญ) ็ๅพ ไบบ Solved Answers: 1
Mathematics Senior High 6 monthsago ็งใฎ่งฃใๆนใใใ ใใงใใ๏ผ็ญใใ้ใฃใฆใงใฆใใพใใพใใๆใใฆใปใใใงใ โก 79 ๆฌกใฎๅผใ่จ็ฎใใใ (*(1) (3+31)* 2+3i *(4)(1-1)(+1) STEP B (2) (=1+3i) ยณ (3) (2+1)+(2-1) 3 2 i i ยณ (5) 2-3i 3+2i (5) 3-21+ 3+3 +1-1+i-i*+** (6)\ Solved Answers: 1
Mathematics Senior High 6 monthsago ๆฐๅญฆ็ๅธฐ็ดๆณใฎๅ้กใงใ ใชใ้ใ็ทใฎใจใใใฎๅผใๅบใฆใใใฎใงใใใใ ๆฌไพ้ก 47 ๆฐๅญฆ็ๅธฐ็ดๆณใจไธ็ญๅผใฎ่จผๆ 00000 5ใๆบใใ่ช็ถๆฐnใซๅฏพใใฆ, 2">n2 ใๆใ็ซใคใใจใๆฐๅญฆ็ๅธฐ็ดๆณใซ ใใฃใฆ่จผๆใใใ CHART & SOLUTION 423 420 ๅบๆฌไบ้ 1. ๅบๆฌ 45 1ๅท 10 ใจใ ๆฐๅญฆ็ๅธฐ็ดๆณ (ไธ่ฌ) [1] ๅบ็บ็นใฏ n=1 ใซ้ใใ [2]n=kใฎไปฎๅฎใใ n=k+1 ใฎ่จผๆ ใใฎไพ้กใงใฏ,nโง5 ใงใใใใ,ใพใ [1] n=1 ใฎใจใ ใฎไปฃใใใซ [1]n=5ใฎใจใ ใๅบ็บ็นใจใใใ ใพใ,ไธ็ญๅผ A>B ใ่จผๆใใใฎใงใใใใ, A-B>0 ใ็คบใใฐใใใ ่งฃ็ญ 2">n2.. โ ใจใใใ [1](n=5ใฎใจใ (ๅทฆ่พบ) =2532 (ๅณ่พบ =5225 ใใใซใไธ็ญๅผโ ใฏn=5ใฎใจใๆใ็ซใคใ [2]kโง5ใจใใฆใn=kใฎใจใโ ใๆใ็ซใคใจไปฎๅฎใใใจ 2kk2 n=k+1 ใฎใจใ, โ ใฎไธก่พบใฎๅทฎใ่ใใใจ 2k+1_(k+1)=2.2"-(k+2k+1) >2kยฒ-(k+2k+1 ใใชใใก 2 +1(k+1 ) 2 =k2-2k-1=(k-1)^2>0 ใใฃใฆใn=k+1ใฎใจใใซใไธ็ญๅผโ ใฏๆใ็ซใคใ [1][2]ใใ5 ใๆบใใใในใฆใฎ่ช็ถๆฐnใซใคใใฆไธ็ญ ๅผโ ใฏๆใ็ซใคใ INFORM (ๅทฆ่พบ) =2+1 ()=(k+1)ยฒ 2.2k2k2 kโง5 ใงใใใใ (k-1)^2ใฏk=5 ใง ๆๅฐๅค14 (0) ใใจใใ Solved Answers: 1
Mathematics Senior High 7 monthsago ใฉใใง้้ใใฆใใใๆใใฆใใ ใใ๏ผ 9 3ๆฌกๆน็จๅผ-5x2+ax+b=0ใฎ1ใคใฎ่งฃใ3+2i ใงใใใจใใ ๅฎๆฐใฎๅฎๆฐ a,bใฎๅคใจไปใฎ่งฃใๆฑใใใ 32ใๅคงใฎ่งฃใชใไปฃๅ ฅใใใ (3021)3โ5(3+21)ยฒ + ฮฑ ( 3 +21) + 6 = 0 (-9+46)-5(5+(2)+3a+2a+b=0 -946-1560+max2a+b=0 26-34+30+2a+b=0 X(i) (+)- of activez. (-26+20)i+(-34+3a+b)=0 iใงใใใใ -26+20=0 -34+3ร13+6:0 20=26 34+39+6:0 1-513-9 a~13 5=-6 1-49 bar5 149/4 ใใใไปฃๅ ฅใใฆใ 7344+13425 =ฮผ-58+13-5 (3+2)(3) ใป9+6i+6+4(1) v =9+12:-4 (5+1)(342) 1 =1540i+36i+24(1) =15+46i-24=9+46i 72=-13 a=7,b=13 ไปใฎ่งฃx=1.3-2 r 1-513-5 12 2 60 14 13719. 1-513-5 -16 1619 1-513-1 -214 (-7 Solved Answers: 1
Mathematics Junior High 7 monthsago ใใใใ็ณปใฎๅ้กใงnใไฝฟใฃใฆ่กจใใฎใใใฃใกใ่ฆๆใงใฉใใใฆใๆใใคใใชใใใงใใใฉใชใซใใณใๆใใฆใใ ใใ๐๐ปโโ๏ธ๐ฆ 2 ๆฌกใฎๅณใฎใใใซใ ๅใ้ทใใฎ็ฝใจ้ปใฎๆฃใ่ฆๅๆญฃใใไธฆในใฆๅณๅฝขใใคใใใ ใใฎใจใใๆฌกใฎๅๅใใซ็ญใใใ 1็ช็ฎ 2็ช็ฎ 3็ช็ฎ (1)5็ช็ฎใฎๅณๅฝขใงใ ้ปใๆฃใฏไฝๆฌใใใๆฑใใใ (2) 8็ช็ฎใฎๅณๅฝขใงใ ็ธฆใซไธฆใใ ๆฃใฏ็ฝ้ปใใใใฆไฝๆฌใใใๆฑใใใ (3) 10็ช็ฎใฎๅณๅฝขใง, ็ฝใๆฃใฏไฝๆฌใใใๆฑใใใ ็ฝ้ปใใใใฆ420ๆฌใฎๆฃใๅ จ้จไฝฟใฃใฆใงใใๅณๅฝขใฏใไฝ็ช็ฎใฎๅณๅฝขใๆฑใใใ ใใ ใ,็ญใใ ใใงใชใ, ็ญใใๆฑใใ้็จใใใใใใใซใ้ไธญใฎๅผใ่จ็ฎใชใฉใๆธใ Solved Answers: 1
Mathematics Junior High 7 monthsago ใใฎ2ๅใฎใใใชใๆๅญใ่คๆฐๅบใฆใใใใฎใฎใใๆนใใใใใพใใใ๏ผๆใใฆใใ ใใ๐โโ๏ธ (3)ax (5)2(a+b)2-8 ใๅคง้ช> C-28 ใๅบๅณถ > (6)xy-6x+y-6 ใ้ฆๅท> (S-2) (A) 8=(C+10-) (8) Solved Answers: 1
