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数学 高校生

⑵の質問です。 解説4から5行目でインテグラルを付けても方程式が成り立つのは何故ですか?

388 ROKUREY 重要 例題 232 置換積分法を利用した定積分の等式の証明 (1) ①① ①00 f(x) は連続な関数, α は正の定数とする。 (1) 等式Sof(x)dx=Sof(a-x)dx を証明せよ。 ca ex (2)(1)の等式を利用して,定積分 Sox fea-xdx を求めよ。 201 (2) f(x)=- ex とすると, f(a-x)= ex- tea-x ea-x ea-x tex このことと (1) の等式を利用して方程式を作る。 解答 (1) a-x=t とおくと x=a-t ゆえに dx=-dt xとtの対応は右のようになる。 よって 指針 (1) a-x=t とおくと, 置換積分法により証明できる。 なお, 定積分の値は積分変数の 文字に無関係である。すなわち Sof(x)dx = Sof(t)dt に注意。 は、逆 (2) I=S ca ex Jo ex +eª-x² また ゆえに f(x)+f(a-x)=1 よって Sof(x)dx + Sof(a-x)dx=Sodx ゆえに I+I=a したがって 1 (右辺)=Sof(a-x)dx=Sof(t)(-dt) = Sof(t)dt を考えSof(x)dx=(左)&hlol-43) dx とし, f(x)=- ex とする。 (1) の ex tea-x 等式 Sof(x)dx=Sof(a-x)dx から I=Sof(a-x)dx f(x)+f(a-x)=x-x+poster x 借りて、求めにくいf(x)=- t e ess a-x 0 → a a → 0 であり + 1)²0 (- a I= 1=002 + (²013) (1) 基本 228 f(x)+f(a-x)=1 UFC (CTEN pie- 重要 233. AGERE S'f(x)dx >= f(x) dx 定積分の値は積分変数の 文字に無関係。 (nie) ① (1), (2) の問題 結果の利用 15:51) 検討ペアを考えて利用する (2) の解答では,(1) で示した等式S。f(x)dx=S。f(a-x)dxと関係式f(x)+f(a-x)=1の力を ex tea-x extea-x=1 <Sidx は fax と書く。 ◄ S₁dx=[x]" = a の定積分を求めた。 このように, f(x) だけでは扱いにく ex tea-x くても、f(x) f(a-x) のペアを作ると扱いやすくなる場合があることを覚えておくとよい。

解決済み 回答数: 2
英語 高校生

TOEICの文法の練習です 解いてみたので解説してほしいです よろしくお願いします

110. Each employee must coordinate with management so that ------- time off can be properly scheduled. (A) alone (B) individual (C) isolating (D) separated 111. The cost of building Juniper High Towers exceeded the contractor's original ------- by over £5,000.00. (A) estimating (B) estimate (C) estimated (D) estimator 112. At Links Fine Meats, we pride on providing the highest-quality products on the market. (A) oneself (B) yourselves (C) itself (D) ourselves 113. he is usually quiet around the office, Mr. Heineman is known for his witty and engaging public speeches. (A) Although (B) Otherwise (C) Despite (D) Instead 114. Ancient Chitimacha baskets are ------- featured in the Louisiana Museum of Archeology. (A) prominent (B) prominently (C) prominence (D) prominences 115. tea and coffee are available in the lobby for all guests of the Farrison Hotel. (A) Compliment (B) To compliment (C) Complimented (D) Complimentary 116. 117. representatives of Light Cloud Airlines, flights are rarely overbooked. 119. (A) As opposed to (B) In addition to (C) According to (D) Prior to Mr. Krause will reorganize the supply room ------- the cabinets are delivered. (A) overall (B) due to (C) once (D) soon 118. By completing employee-satisfaction surveys anonymously, workers can more state their concerns about the workplace. (A) wholly (B) openly (C) favorably (D) laboriously The final blueprints must ------- by Ms. Ito after the final draft is produced. (A) approve (B) be approved (C) approving (D) to approve 120. This sewing workshop is ideal for beginner tailors ------- professionals who would like to refresh their knowledge. (A) but (B) either (C) as well as (D) additionally 121. All posters and flyers must be removed from the bulletin board ------- 48 hours after the event has occurred. (A) within (B) among (C) unless (D) while 122. The technology used in pots by Claypol Housewares keeps the handles from getting too hot to touch. (A) warm (B) frequent (C) unattached (D) innovative 123. There are a number of free Web-based ------- that provide tips for locating information in historical databases. (A) tutorials (B) tutoring (C) tutored (D) tutor 124. The person hired must be able to adapt ------to changes in work assignments and schedules. (A) readies (B) readily (C) readiness (D) ready 125. Organizational behavior specialist Ray Majory believes a good sense of humor in a leader can increase the quality of ------- in the team. (A) declaration (B) statement (C) message (D) communication 126. Portsmouth's agricultural industry has always found ways to itself by growing different crops and finding new markets. (A) reinvest (B) reuse (C) reassess (D) reinvent 127. While some countries have made huge investments in the Caribbean lately, others have reduced -------. (A) themselves (B) theirs (C) their (D) they 128. The ethics committee cited the potential benefits of the research project while ------- its high cost. (A) acknowledging (B) to acknowledge (C) has acknowledged (D) acknowledge 129. The report describes the environmental impact on lakes and rivers of using ------- energy sources. (A) together (B) hopeful (C) regulatory (D) renewable 130. Any decorations on the ceilings or walls must be fully removed, including any material used to them to the surfaces. (A) adhere (B) attract (C) construct (D) sustain

解決済み 回答数: 1
英語 高校生

高3英語です 急ぎでお願いしたいです! 無生物主語のところで、1枚目の写真を参考に2枚目の問題の答えが合っているか確認していただきたいです! 間違っていたら訂正もお願いします! よろしくお願いします!

無生物主語構文の研究 17181910 章のテーマ: Lesson 3 台構文80 p.028 無生物主語 + say ~ 「…には~と書いてある」 7 The poster says that your favorite band is coming this summer. ポスターが 君のお気に入りのパンドがこの夏にやってくる と ポスターに君のお気に入りのパンドがこの夏にやってくると書いてある。 言っている ★「ポスターが」→「ポス ターに」のように無生 物主語を副詞的に表 し,その他の部分は応 じて意訳するとよい。 発展 無生物主語 + tell +〈人〉~ 「…から~とわかる」 The looks on the audience's faces tell us they are wildly excited. (聴衆の表情から,彼らがものすごく興奮していることがわかる。) 8 無生物主語 + remind A of B 「…を見ると(/聞くと) AはBを思い出す」 →構文80 p.030 sw The scary sound reminded me ofa horror movie. その恐ろしげな音が その恐ろしげな音を聞いて私はあるホラー映画を思い出した。 思い出させた 私に あるホラー映画について re(再び) +mind (心に)= 思い出させる 発展 A (always) remember B when [/ whenever] This theme song reminds me of Hawaii. (このテーマソングを聞くと, (いつも)私はハワイを思い出します。) →「 (always) remember Hawaii when [/ whenever]T hear this theme song. 9 無生物主語 + enable + O + to do 「…のおかげでOは~できる」 →構文80 p.032 The Internet enables us to access all kinds of entertainment. インターネットが 可能にする 私たちに アクセスすることを あらゆる娯楽に en (動詞化)+able (できる) =D可能にする インターネットのおかげで私たちはあらゆる娯楽にアクセスできる。 発展 無生物主語 + allow +0+ to do 「…のおかげでOは~できる」 This camera allows anyone to take beautiful photographs.(このカメラがあれば誰でも美しい写真が撮れる。) 無生物主語 + prevent + O + from doing alo ieilondTerli nains al new tid00e m ers 「…のためにOは~できない」 10 →構文80 p.034 The accident prevented the band from giving the concert. アクシデントのため コンサートを開くことから アクシデントが そのパンドを そのバンドはコンサートを開けなかっ 妨げた イ発展 無生物主語 + keep + 0 + from doing 1「…のためにOは~できない」 The horrible rumor kept children from watching theTV program. (その恐ろしい噂のせいで,子どもたちはそのテレビ番組を見なかった。) 導入問題 上の例文を参考に [ ] 内の日本語を英語にしなさい。 O el この新聞には明日は晴れだと[書いてある]。 くもっている> nd The newspaper| ] that it will be sunny tomorrow. skos ] me of my high school days. Says この曲を聴くと私は高校時代を[思い出す]。 This song [ yeminds Ridd} 9 クレジットカードのおかげで私たちは現金なしでものを買うことが[できる]。 Credit cards [ enables 10 駐車場がないために,私はもう1台車を買うことが[できない]。 The lack of parking space [ prevented allow T能) ] us to buy things without cash. DK ] me from buying another car. 08 く怖げた>

解決済み 回答数: 1
英語 高校生

問3について ④みたいな選択肢のとき、ついついwhenを 「~とき」と訳してしまいます。 模範解答は「いつ、他者のそばに立つべきか」と書いてあったのですが、なぜこのときはwhenを「いつ、~」と訳してるんですか?どういうときに「いつ」と訳せばいいんでしょうか? あと、「~... 続きを読む

第6問(配点 24) A findings to your classmates. social positions. Personal Space and Culture Hall also told an interesting story illustrating cultural influenee, He was Sitting alone on a chair in the lobby of a hotel when an unfamiliar Arabian man came within arm's length) The man looked as if he was waiting for someone and stood in front of than an Asian person. strangers. him. Due to his personal space being violated, he felt very uncomfortable and tried to show his discomfort, but the Arab did not seem to notice at all) Hall had no idea why the man was standing so close, thinking that even in a public place like a hotel lobby, someone's personal space should be respected by others. Afterward, when he 0 taik with your friends even when thev are closer than this distance. However, you met his Arab friend, Hall asked why the man had acted so rudely. His friend said, “That's just an American idea. Arabs believe that personal space does not exist for anyone in a public place like a hotel lobby." Furthermore, a distance of less than 1.5 feet (46cm) from you is called *“intimate In a globalized society, knowledge of cultural influence on interpersonal distance aistance." Since physical contact with others is likely to occur within this distance, is necessary in daily life/ People from different cultural backgrounds have a personal only those who have a very close relationship with you are allowed to come nearer space of a different size, and it is very likely that you will mistakenly violate their than that. By contrast, when you step into a stranger's space formed by intimate personal space. This may sometimes cause(serious trouble, Therefore, understanding distance, they may feel that you are trying to frighten them or physically attack them. the sense of interpersonal distances in other cultures will help avoid conflict with Hall classifies “personal distance” and “intimate distance” as someone's personal others. space. The space outside of your personal space can also be divided into two types, depending on the distance./ A distance of between 4 feet (1.2m) and 12 feet (3.7m) from you is called “social distance," and a distance of more than 12 feet away from you is called"distance." in non-situations, in business or parties, place at a social . On the other hand, a public distance is a public speech. You also to keep this distance when meeting people in important The point here is that , , the same for all , but are by your or, , by the culture you belong to. , that people in South , in , space than people in Asia, a South will allow a to get closer 3- 31 3- 30

解決済み 回答数: 2
英語 高校生

2枚目下から2段落目のhis first oratorio in Englishだけを見て、 彼にとって初の英語のオラトリオなのか 彼の初めてのオラトリオが英語でかかれたのか、 どちらか特定することは可能ですか??

The two greatest composers of the Baroque era would be George Your group is preparing a poster presentation entitled “The Greatest Baroque Frideric Handel and Johann Sebastian Bach. Handel was born in Halle, | Brandenburg-Prussia (nowGermany), in 1685. Unlike Bach, who was born 54 第5問 (配点 20) is Composer," using information from the magazine article below. rade and four fingers on ト m to be able to perform into a great musical family, Handel's father was a surgeon. rwhich he wrote severa/ apse again wathina yea. Handel composed his S Handel showed an exceptional talent in playing instruments from very early age. He learned harpsichord, violin, and organ from the organist at the Halle parish church, Friedrich Wilhelm Zachow. Zachow recognized a Handel's extraordinary talent and systematically introduced him to a diakand to give charity slist pertormed in D , but enjoyed great variety of styles of music. He also taught Handel composition. It is said L.he was invited byr th. that Handel started to compose at the age of nine. In 1702, Handel became the organist at the Calvinist Cathedral in Halle. The wage was good, but the contract was just for one year. The next sperformed and loved ba In1752, Handel co. Sal. he continued to p year, he moved to Hamburg. He was hired by the orchestra of the Hamburg Oper am Gànsemarkt as a violinist and harpsichordist. In 1705, his first opera Almira was produced. In Hamburg, he made three more operas. He was recognized as a brilliant opera composer. tan three thousand pe Handel was invited to Italy in 1706 by Gian Gastone de' Medici, who had a keen interest in opera. Rodrigo, Handel's first all-Italian opera, was produced in Florence in 1707. In 1709, he produced another opera, Agrippina in Venice. It turned out to be a huge success and ran for 27 nights successively. In Italy, he also composed oratorios like La Resurrezione and II Trionfo del Tempo e del Disinganno. The oratorio 1S a narrative musical work for singers and an orchestra., based on a story from the Bible. Handel moved to England in 1712 and decided to live there permanently (He changed his nationality in 1727.) In 1713, he composed Utrecht Te Deum and Jubilate for Queen Anne, and was granted a yearly income O1 rer ir Ag Cos reciam al the Rigral Acade scanding qpers hke Cioh demy cadsed to functh

解決済み 回答数: 1
英語 高校生

本文一段落目の最終文のor so 〜が上手く訳せませんでした。 訳はファンクラブ入会後1週間で届きます。なんですがなぜ入会後になるのかわかりません、、、 自分なりに調べたのですがわかりませんでした。どなたか教えて下さると幸いです🙇‍♀️🙇‍♀️

B Your favorite musician will have a concert tour in Japan, and you are thinking of joining the fan club. You visit the official fan club website. los TYLER QUICK FAN CLUB io neo po Being a member of the TYLER QUICK (TQ) fa 10000pit club is so much fun! berggu You can keep up with the latest news, and take part in many exciting fan club odbdW member events. All new members will receive our New Member's Pack. It 10T dup ns1 9T dt lo odmam contains a membership card, a free signed poster, and a copy of TQ's third i9d svol liw.. 0OY 19mo 190 158 album Speeding Up. The New Member's Pack will be delivered to your home, and will arrive a week or so after you join the fan club. TQ is loved all around the world. You can join from any country, and you can use the membership card for one year. The TQ fan club has three types of membership: Pacer, Speeder, and Zoomer. 01 sM o bovilsb at ⑤ 91 ovilab 01s 2iupn @ Please choose from the membership options below.ovee uoda とlat Membership Options What you get (月) Speeder Zoomer ($40)|($60) Pacer ($20) Regular emails and online magazine password 1gia Early information on concert tour dates Bbg ha no ToT H TQ's weekly video messages 2 ら Monthly picture postcards TQ fan club calendar Invitations to special signing events 20% off concert tickets わ odmaM wo 6 g e qlenodnom uov mbetsqe 1onc tuGpetan gor t (2610--6) 6 四|||||月月 月 円 E||||月

解決済み 回答数: 1