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Mathematics Senior High

Kパック模試ですm(_ _)m 1番最後のヌネなんですが、解説(3枚目)の→の置き換えるメリットを教えて頂きたいです🙏 よろしくお願いします。

第4問 選択問題)(配点20) 数列{an}の初項から第n項までの和をS,とおく,つまり Sn=Σanとする。 n k=1 2 数列{an}と{S}は関係式 を満たすとする。 800 23000 a1 = Sn=2n²-an (n = 1, 2, 3, ...) すと ET である。2011.0 Aad である。 ア 0100 00000.0 85000 88000 8000.0 8204.0T800.0 100.0 IT500 SERO.0 200.0 4.0 18061.08851.0 221 6 IS100.0 Sn+1- Sn=an+1 であることに着目することにより, 41 をaとnを用いて表 10. £$15.0, 8808309091o2, 2.80 030102131.0 3.0 0.0 DOLO EEE 0888.0 3088.0 an+1 = Opas oras 0 lappes sasse esss to I Skepa 2 b₁ = aparo a 0 2880.0 230.0 A2 = エオ オ イ ウ JOCUR 17. 2 し、解答しなさい。 750 SS20 PCS ant カ 168.0 C8SE.0 POSE .0 BES8.0 SISE.0 8816.0 128 8.0 2 018361.0 803e to 2880 188.0 BENE. EINE 0 B.T- bn+1 = arab tock. 2.0 Leap 200円 POTS 0 Shas n+ キ DEGE OOREST OLEMA SOSTE 1870. BOTE 0 LU いま,数列{bn} を数列{an}の階差数列とする,つまり bn=an+1-aro Saf 1.08.1- (n = 1, 2, 3, ...) 3.FI 0020.0 58000 800 erer' 'COCA O Sessers.o aos resto desh.0 SSS 0 TOST O ス 50CCP ク サ 110370 0805 001250188 000 SEED 0.1 SEDA.0 ケ haar o 63.00 E90.0 8804.08T8A.OITOP.0 F000.0 0300.0 18.0 18.0 8.1 TATE.0 18.0 82.0 D2TA.0 ATA.0 88.0 SETA.0 8STA.0 C10 KITA 2001 (数学ⅡⅠ・数学B 第4問は次ページに続く。) CRD OFEO EDENO bn+ シ 0 CON

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English Senior High

1番のところの答えが欲しいです丸つけします🙇🏻‍♀️できるだけ早くお願いします

10 15 3 experimenting with music. Scientists in an English university are They want to know what music makes customers spend money. What they did was to play different kinds of background music in a restaurant. They watched carefully and recorded what happened. They found that customers spent 22 pounds on average when However, if they played soft, classical music, customers spent over 24 pounds. That's 10 percent more! they played pop music. "According to our research, music does affect people's moods. Classical music makes customers feel rich and sophisticated," says 10 Dr. Adrian North from the University of Leicester. "They then buy luxury items, such as appetizers, desserts and coffee." Interestingly, if there was no background music, the customers spent only 21 pounds on average. They spent less because they skipped some of the luxury items. 5 レストランや喫茶店では音楽を流していますね。 あの音楽によって売上に変化はあるのでしょうか。 の科学者が実験を行いました。 その結果は... POINTS James Davis owns the restaurant where the scientists carried out the research. "Sometimes I play what I like, not what the customers like," he says. "After the research, I'll be more careful. I'll use less pop music! Classical music is what I should play." [東京家政大〕 ). ✓ fewer 7 no (5) In the future, James will play more ( 7 pop 1 jazz イギリス ). more scientist 科学者 experiment 実験をする ) music. customer 客 classical spend 使う on average 平均して ☐ 1 本文の内容に合うように,次の (1)~(5) の()に入る最も適切な語句をそれぞれア〜エか ら選びなさい。 (1) The scientists carried out the experiment in a ( 7 university restaurant concert hall (2) They played various kinds of ( 7 games 1 roles (3) Customers bought more ( 7 salads 1 desserts (4) Customers bought ( research 研究 affect 影響する sophisticated 高級な luxury ぜいたくな when they heard classical music. gifts I department store ) luxury items when there was no music. I bigger background music I musical instruments 29 I main courses 2 I rock アエ イ ウエオ 3 (1 0

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English Senior High

問2を中心に間違っている所を教えてください🙏

4 読解 (2) 第5文 第6文 a 1.99$bludo \bluow JJ-7 $- pay blm=[k) A 次の英文を読んで、あとの問いに答えなさい。 In the past, a typical Japanese house was small, made of wood, and had a "tiled roof. A *bamboo fence surrounded it. Stepping stones led you around a little garden with just enough room for a few trees and perhaps a group of rocks. Japanese gardens are designed to give a feeling of quiet and peace. No one wore shoes indoors because the floors were covered with tatami, or rush matting. But the “mode of living has changed (注) *tiled roof = かわら屋根 *bamboo fence = 竹垣 *mode of living = 生活様式 in favor of Western ways, particularly in the cities. チェック 英文の構造をとらえよう! 本文の内容に合うように,空欄 a~dに日本語を入れなさい 。 第1・2文: 昔の典型的な日本の家は、小さく, でできていて, かわら屋根で あった。 竹垣が家を囲んでいた。 (←主題+ 具体例) a 第3・4文: 飛び石が小さな b をめぐっていて、そこには, 静寂と安らぎがあった。 木材 b 学習日 ( 具体例) たたみ 部屋の床は畳敷きなので, 室内で C をはくことはなかった。 (←具体例) : しかし特に都市部では,生活様式は d に変わってしまっている 在 月 C 日 d (←内容の展開) ウエスタン B 次の英文を読んで,あとの問いに答えなさい。 (1) Roger Scott worked in a department store. He did not like his job very much. One day he was sitting in the store with his girlfriend, Anne Davis. She worked there, too. “I'm going to find another job as soon as I can," he said. “The "pay isn't very good and the work isn't very interesting either. The worst thing about it is that I have to take *orders from a man like Mr. Kean!" Mr. Kean was the manager of the store. Everybody was a little afraid of him. He often walked around the store and always got very angry if he saw someone who was not working. Sometimes there was really no work to do but people still tried to look busy when he passed by. While Roger was talking, Anne looked up and saw Mr. Kean come in. Roger was sitting near the door and Mr. Kean was just behind him. Anne didn't know what to do. "I don't think Mr. Kean is even a good manager,” Roger continued loudly. "If a man is a good manager, the people who work for him a their work. I'm sure b it! At least I do!" everyone here Anne saw Mr. Kean come nearer. There was a very ( 3 ) look on his face. themo JUDGE (注) *pay = 給料 *order=命令

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