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英語 高校生

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英語 6 次のグラフ及び英文を読み、1から3の質問の答えとして最も適当なものを,それぞれ①~④ 23 のうちから一つずつ選びなさい。 解答番号は Not very familiar 18% Somewhat familiar 25% Not familiar 7% 21 Survey on Esports - 7 - Very familiar 50% Kazuhiro's dream is to be a professional esports player in the future. Esports stands for electronic sports. It is a form of video game competition. Sometimes tournaments for money are held and many people watch them online. Kazuhiro's friends introduced him to esports a few years ago, and he quickly became one of the best players among his friends. He has also participated in many local esports tournaments with them, and their team always won first or second place. Because of this experience, he started thinking of becoming a professional esports player. In one of his classes, Kazuhiro had to make a newsletter for his assignment. He decided to do a survey on esports. He found that some of his classmates were not familiar with esports. So, he thought he would try promoting it in his high school. He held an esports event for his classmates at school. He was not sure whether anyone would come to this event, but to his surprise, many students attended and enjoyed his workshop. He showed them some of the most famous video games in esports. He also gave them some advice on how to win. Finally, he did a live esports demonstration and played against a friend in another country. After this, a lot of his classmates asked Kazuhiro about esports. He felt pleased and satisfied with what he did. Now, he not only wants to be a professional esports player, but also be a person who can promote it. Through esports, he has been able to make friends all over the world, and he wants to spread the joy to other people. 2023KN1A-14-008 1 According to the pie chart, which of the following is true? 0 Less than 50% of the students are familiar with esports. 2 More than 90% of the students are not familiar with esports. 3 Twenty-five percent of the students are not familiar at all with esports. 4 Seventy-five percent of the students are familiar with esports. 2 According to the passage, which of the following is true about Kazuhiro? He wants to be a professional esports player. He wants to create a new video game in esports. He has a negative image of esports. 4 He has already won a lot of money from playing esports. 2 3 3 According to the passage, which of the following is true about Kazuhiro? He got confused when his friends asked him questions about esports. 2 He held an event to teach his classmates about esports at his school. 3 He was disappointed because not many people came to his workshop. 4 He learned about a professional esports player from his classmates. - 8 21 英語 22 23 2023KN1A-14-00

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数学 高校生

マーカーの部分を詳しく教えてください🙏

福祉大] 基本16 項は wak k 日本 例題18 次の数列の和を求めよ。 CHART 第k項に 第k項を含む数列の和 1.(n+1), 2∙n, 3.(n-1), & THINKING を含む数列の和の計算 まず第k項(一般項)、次に和の公式 n 口は1, 2, 3, ......, n-1, n ○はn+1,n,n-1, ......, 3,2 n 基本例題17と同様, 各項は□〇の形。 □〇を分けて考え、それぞれの項をkの 式で表そう。 ......., (n-1)3.7.2 k=1 この数列の第k項は k{(n+1)+(k-1)·(−1)}=−k²+(n+2)k したがって、求める和をSとすると →第k項はん 初項n+1の等差数列である。 第k項はんを用いてどう表せるだろうか? と○を掛けたものが、与えられた数列の一般項 α となる。 項数は口の数列からとわかる。 S={-k²+(n+2)k}=-2x+(n+2) 2k k=1 −−— n(n+1)(2n+1)+(n+2) • ½{/n(n+1) == +(1+2+………+n) n -22 (1+2+k+1/12 (+1) k) = k=1 30.1 = n(n+1){-(2n+1)+3(n+2)} 6 = n(n+1)(n+5) 別解 求める和をSとすると S=1+(1+2)+(1+2+3)+......+(1+2+………‥+n) 00000 = 2/k(k+1) + n(n+1) 2 = 6 基本17 379 {}の中は、初項 n + 1, 公差-1の等差数列の 一般項。 n+2はに無関係 → 定数とみて、Σの 前に出す。 1歳 1m(+1)でくくり。 {}の中に分数がでて こないようにする。 +) 1-(n+1) ← 1+1+1+ ··..... +1+1 2+2+ ...... +2+2 ·+······ +3+3 n+n は、これを縦の列ご = 12/12/12 (k² + k) + ₁ + 1 1/2 n(n+1) == 1/2/ ②+2+n(n+1)} とに加えたもの。 2k=1 2k=1 k=1 =12/11n(n+1)(2n+1)+1/n(n+1)+n(n+1)} -1.0/n(n+1)(2n+1)+3+6/11/2m(+1+5 3 種々の数列

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英語 高校生

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D D D 字にしなさい)。 を参考に、以下の語句を使って1~10のセンテンスを完成させなさい (文頭は大文 everyone herself its them everything him one we he his our you her ours yourself hers their 例 The financial year ends in March, so (everyone)must must work hard. 会計年度は3月で終わるので誰もが一生懸命に働かなければならない。 1. Gap was established as a small store in 1968. Now ( global company. ギャップは1968年に小売店として開店した。今ではグローバル企業である。 2.( ) dream of becoming entrepreneurs has finally come true. 彼らの企業家になる夢がやっと実現した。 ), but another company will ) is a 3. The design for the product is ( manufacture ( ). その製品のデザインはうちのものであるが、 製造は他社がすることになる。 4. After the 1990s many Japanese banks merged, and many of ( have become mega-banks. 1990年代以後、 日本の銀行は合併し、 そしてそれらの多くはメガバンクになった。 5. The tomer went to talk to the company's sales manager (old) about return policy. その消費者は返品の方針についてじかに販売部長に話しに行った。 6. ( ) company is listed on the Tokyo Stock Exchange. Fifty-one percent of the stock is ( 彼女の会社は東京証券市場に上場している。51パーセントの株は彼女のものである。 7. The president wants to control ( ). Now most decision making is done by ( ). 社長は何でも支配したい。こうなると、ほとんどの意思決定は彼によってなされる。 8. The senior manager was transferred to a local branch in Okinawa. ) has to live away from ( ( ) family now. 次長は沖縄の支店に異動になった。 彼は今では家族と離れて暮らさなければならな 9. To be a good businessperson, ( ). よいビジネスマンになるには自分のことを信じなければならない。 ) have to believe in 7

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