Grade

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Mathematics Senior High

253 (2)(3)全く分からないので教えて欲しいです

は す -1)⁰ 0以 の "> 94 一般項は 12) 同様に考えて, 4≤ k ≤12 のとき akak-1 以上から a₁<a₁<a₂<az> a₁ > a5 >> a 12 したがって, ak (k=0,1,2,...., 12) が最大 となるのはk=3のときである。 253 テーマ 整式の除法 (1) (x-1)(x¹+x³+x²+x+1) = x5 + x¹ + x³ + x²+x=(x¹+x³+x²+x+1) = x5-1 (2) f(x)=x"-nx+n-1=x"-1-n(x-1) ここで, (x-1)(n-1+x"-2+..+x+1) を 展開すると (x-1)(x-¹+x"−²+ = (x²+x"−¹+ ····· + x) 3-) −(x"−¹+x"-²+ =x"-1 よって Key Point 96 +x+1) f(x)=(x-1)(x"−¹+x"−²+ .…...….. +x+1) ここで +x+1), -n(x-1) =(x− 1){(x"−¹+x”−²+ +x+1)-n} したがって, f(x) は(x-1) で割り切れる。 また g(x)=x-1+x"-2+..+x+1-n (3) g(x)=(x"-¹ − 1) + (x"−² − 1) + ······ x²-1=(x-1)(x+1) x-1=(x-1)-1 +(x-1)+(1-1) x"-1-1=(x-1)(x-²+x"-³+ x-²-1=(x-1)(x-³+x-4+ +x+1) +x+1) よって g(x) = (x-1){x"-2+2x-3+3x"-4+ ........ +(n-2)x+(n-1)-1} したがって, g(x) は(x-1)で割り切れる。 またh(x)=x^2+2x"-3+3x -4 + ...... +(n-2)x+n-1 253, (1) X² + X* X²³² +XXX 75-1 11 1 (2) f(x) = x^ _nx+n-1 (n=₂) 1² (2 瓶に半からば、内部定型げ(リキロと 7 £11₂ = 1 — ntn ~ 1=0 07: #(*) 17 (x-1) 7² 81 4 tp 43 f(x) = x² - 4x +h= I an_bh =(a-b)fan-f xan-362 = (x^-1)-n(x-1) 1=1 X-1)(x²-¹ + 7/1-2 gh-³ f t +an-26 b n-1' C *²²-X- a

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English Senior High

答えをなくしてしまったので解答お願いします🤲🏻

4 E AC 1) A: Good morning. It's sunny today. (Will you / Shall we ) go to the park and have Blunch there? Romam. 2A1-eer.ggs atemb ( )内から適切なほうを選び, 対話文を完成させなさい。 B That's a good idea. I'll make lunch for the two of us. A: Our band is going to play in the school festival next month. (Will you / Shall I ) play the guitar with us? Londr (S B: Sure. I want to play with your band. Er Jaum \bstialy over yom) od2 3) A: I have to carry this desk to that room, but I can't do it by myself. ( B: (Shall I / Shall we ) help you with it?ou Inguo \nob over l'ass) Bail A: Yes, please. Thank you very much. PÜK¬R > 1★**** ( B: Olymot rốt Har Bionauthort dung gette buok. A: That's too bagh><TAKOHASTRO*-* shiq edi of yod silt (nodlat ever t'aboon nastat sved d'ass) lusT 5 各文を( )内の指示に従って書きかえなさい。 ABC 1) The girl won't sing the song. (過去の文内[日 the s Sho Studied (sloy2) We would often eat lunch at this restaurant. (used THALKOXK) apple pre [m3) Please show me around this city. (would を使ってより丁寧な表現に) least but nec you to to the bank #t [ed 4) Let's take this bus to the stadium. (we を使ってほぼ同じ意味の文に) [nigy 5) Shall we watch TV now? (no で答えなさい) don't want [allow inco] .noite sdi of MAR HACTOS C JUT ort SPANY 5112 Lesson 10

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