青チャート 群数列 線を引いたところがどんな考えなのかわかりませんでした。 解説をお願いしたいです。

練習 第n群がn個の数を含む群数列 29 1|2, 3|3, 4, 54, 5, 6, 7|5, 6, 7, 8, 9|6,... について (1) 第n群の総和を求めよ。ar 'arg 大学 (2) 初めて99が現れるのは,第何群の何番目か。 [類 東京薬大] △×3 (3) 最初の項から1999番目の項は,第何群の何番目か。 また、 その数を求めよ。

間違っている英文をひとつ選ぶとどれでしょうか？お願いします🙏

The more you practice playing the piano, the more skillful you will become. 1 The population of Tokyo is much larger than that of any other city in Japan. This smartphone is superior than the previous model in terms of battery life. I He is not so much a scholar as a journalist who writes about social issues. I prefer staying at home and reading books to going to a crowded party.

英作文の添削をしてほしいです。よろしくお願いします。 This passage introduces Chamorro, an endangered language spoken by the indigenous Chamorro people of Guam and... Read More

矢印の部分の式変形ができません。その後の計算もどうしてそれをやっているのかがわかりません。解説お願いします。

してもよい。 308 (1) α ≠ 0 であるから, a² + B2 = 0 の両辺をαで割ると B 2 (ρ) + a +1= 0 すなわち B さえ a よって B a これより cos(土)+isin (土) (複号同順 | = 1, arg= OA:OB = |a|:|β| = 1:1 ± 培 2 ∠O=arg -larg π = B(β) A( a 2 π したがって, △OAB は,∠O= であ 2 るような直角二等辺三角形である。 B(β)

・英語 日本語訳 下線部1の訳の問題です 細かい事なのですが、私はhave ~leftの形から完了形のように訳したのですが、模範解答はそうなっていませんでした。 あまり気にする必要は無いでしょうか？ よろしくお願いします

taken at the way all that information is collected, used, and prote and it has been found that (1) operators have repeatedly left personal data unprotected, exposing users to all sorts of risks. Not surprisingly, the claim of many operators is that they are following existing laws and that 非生産的 more regulation is unnecessary, even counter-productive. They argue,

どれがどこに入るのか教えてほしいです。

pose the best way to persuade someone • Practice persuading someone COMMUNICATION SKILL Persuading people Five common ways to persuade people to agree with your idea are to: 1 insist: tell people what you think the best idea is 2 reason: tell people why something is a good idea 3 connect: identify ideas and values you share to win someone's support 4 discuss: talk about possible ideas so that everyone gets something they want 5 inspire: encourage someone to see how great an idea is Most people prefer one style, but it may be helpful to change your technique for different people, situations, and places. In some situations, you may need more than one style to get what you want. a Share your excitement about something with others. b Find an idea that keeps most people happy. C Explain the benefits of your ideas. d Get people to imagine the effect of your ideas. e Discuss ideas to find one that involves what you prefer and helping the other person. f Argue with others until they change their mind. g Show you understand what's important to others. h Give information, facts, and figures to show why people should do something. i Present your ideas and tell people to use them. j Ask what someone values and show how your idea supports that.

13と14解き方教えてほしいです🙇‍♀️

[13 [14] (1,2,3)を通り, y2 平面に平行な平面の方程式を求めよ。 (3,1,1)を通り, ベクトル n = (2,1,4)に垂直な平面の方程式を求 めよ。

13途中までできたのですがつまずきました。 下の〜に向かうの語句をつかって作りたいのですが手伝ってほしいです。。

□13.大きな駅のホームに日本各地に向かう*さまざまな列車が並んでいる光景は鮮明け 覚えている。し I clearly remember seeig Various trains (京都大) 9. □ 散歩する □ 自然に対して感謝する Words & Phrases 11. 直接 (人)に会う 12.□ オリンピック □AではなくてB 13. ~に向かう xBb79d gimot 12 take a walk, go for a walk thank nature see (人) in person meet (人) face to face □ the Olympics, the Olympic Games not A but B be headed for ~, be bound for

英文法です。 答えはAですが、Bではダメな理由を教えてください。 importは他動詞にも自動詞にもなりうる動詞 動名詞は主語になりうる この二つを踏まえて、Bでもいいのではないかと考えました。

16. ------- to the state from Europe consist of food and beverages despite the large farming industry that exists here. (A) Imports (B) Importing (C) Importers (D) Imported

3.4.6を教えていただきたいです。ア、ウ、アと答えましたが違いました。おねがいします🙇

第8章 STEP 2 C 1 次の各文の( )に最も適切なものを選びなさい。 (1) I remember (id) this book when young.ibom od aum〈学習院大) that I have read I to read like ( ) to the party tonight. tomto go not having answered ア read 1 reading (2) I don't feel like ( ア go イ going ウ (3) I'm sorry for ( ) your e-mail sooner. 7 not to answer (4) "not to have answe I no answering ア sold イ to be sold oled o having sold (5) I'll never forget ( Kofu when I was young. ア to visit to have visited ウ visited I to going < 桜美林大〉 Boy fabia (1) baord 〈神奈川大 > I being sold 〈 山梨大) I visiting (4) Before ( ), this very large building was used as a dormitory. 1 I ) to learn to play the flute. It's just too difficult for me. (6) I ( 7 gave up for me to try 2 〈慶應義塾大〉 eqod I (8) xam III (e) gave up my trying have given up trying had to give up to try sofil eas (7) My parents don't like ( ) home. <獨協大〉 イ 330) a smoking us smoking us at us smoke I us smoking at of daaw d'aob I (8) I never see this photo without ( ) my happy days in the countryside. 7 reminding of 1 (9) My mother objected ( ア to my climbing for me to climb reminding being reminded of I reminded of ) the mountain alone. 〈 南山大 〉 1 on my climbingo aldiaeoqmi ai 11 イ I me in climbing (8) ai 919dT