ドップラー効果とうなりの問題です。 振動数f[Hz]の音を出す2つの発音体AおよびBがある。 発音体Aと観測者は静止していて両発音体から毎秒n回のうなりが観測者に聞こえたとき、 発音体Bは観測者に対して音速の（　）[％]の速さで遠ざかるか？音速をV、発音体Bの速さ... 続きを読む

この英文が難しくて和訳ができません！ よろしければ、全文の和訳をしていただきたいです！ よろしくお願いします🙇‍♂️

79 Many Americans wish to live in San FranciscO. Beautiful setting, mySteriOuS and romantic fogs, cable cars一一everyone leaves their hearts here. The city jS also well known for being very hilly. There's a law that When you Dark Your car on one of the hills, you have to leave your front wheels turned to the curb so that the car wont start to roll down the hil. The State of California。in which San Francisco is located, WaS OnC6 a Spanish territory、 You can find a lot of Spanish place names in this state. Los Angeles is "The Angels” and San Francisco is “Saint Francis.′ There are still many people here who speak Spanish. Im January 1848, a man found something shiny near where Sacramento is today. It was a lump of gold! The news soon spread to every part of the United States. People deserted their homes and businesses and rushed to Califormia。 Accountants threw away their books, mechanics their monkey wrenches、farmers their plows, teachers their chalk, and sailors jumped of 。 their shipe Most of these gold-seekers came in 1849. so they were called the "Torty- " Thousands came by land. Going across the Great Plains, the Rocky and the Sierra Nevada was a difhcult and dangerous journey, but it _ WayY. Many others came by ship、for San Francisco was a wiled all the way from the Atlantic coast around South to Caiifomia. But not all of them were

この問題の解答を教えてください。できれば途中式も書いてもらえると嬉しいです！

ramnmg : 13 袋の』 (に7個の白球と3個の黒球が入っている。 こ の袋から同時に3個の球を取り 取り出した3個の球が次のようになる確率を求めよ。 ⑰⑳ 3個とも白球である。 の 3個と も同じ色である。 HHしたとき,

この問題の範囲に関する質問です。式変形によって-2/πから2/πというのは導出できたのですが、なぜその範囲になるのか、rも同様になぜ0≦r≦2cosθで、0≦r≦2でないのか、図によるイメージも掴めていません。宜しくお願いします。

例題ケー6 (体積) 球面 オア2*ニ4 と円欄 1エッ らよ。 "ー1 で囲まれた立体の体積を求 本5 OO DO 「グ ラフの下の面積」 ラフの下の体積」を表す。(上の式)-(下の式) ) を積分すれば体積が求まる。積 を表すように, 2 重積分は「グ 分範囲をしっかりて確認すること。 MRNCsIDSESDS三|と おく。 < Z二ア二る*三4 より, zニ土Y4ーZ%一77 求める体積をしとすると, =2 用 4ーgーァ @%gy *三ヶcosの9,。ッ7ァsinのとおくと, のりは ぢ:0ミ7ミ2cosの にこっ に移る。 しIN 月4つて 、 =2 族2の6 9zgy WWププウェと =2 4コッみgの Na っ(ze) = り員 ai 7の3 財 の ち の本 1 有昌MNTUaemh ay = 孤= 演作に ロー cos*の sin 1199 全82 1 避 暫 隊 の十 cosz の・ sin の9十 Dgg=学 [ee-』oyerg|

この英文を日本語にしてほしいです🙇‍♀️

因Z3 L ルノ! 中75 Readin9 UNIT 前ど 1』生 La 回居回 8 R IS Reading ーーー terVeWWINRRWNgi comrmentS, and photo。 Expression Lisening Yomi nbealot of fun. We post informatiotb the world. Sometimes, a large 2 O The Internet C3 endS, classmates Or n avery short time, and then post cormments about then 1 m At best, These bad postS Can Cause a serioni S 5 We share these With fri these poStS Ca be ki 0 fnnny ot people view theSe posts 1 the Imternet. This jS called る going viral." ple's feelingS・ wo exampleS: helpful. At worsSb they Can hurt peo tter It showed him in hs family S d e770 in JaDanS・ Here are t posted a photo on Ti problem calle he post went viral and received many bad comments Im Japan, ぁ3 young man Convenience store'S free26r 軸 his family Ss Store WaS ml Y ot good and as a People who read theSe pegan to think that tbusiness. In another Twitter photo, people could see that a youm 8 result his family 10S man was sitting on the bread used for hi amburgers in a restaurant. This also went viral y bad commentS Were posted. The restaurant OWner WaS Very angry with th 6 and man Young man. eSoeial media sites jike Twitter and Instagram are becoming more and more popular More people, especialy young people, are uploading personal information and j hotos. 古 f ・ p owever fhe information on social media is public。 We should remember this and be very carefu 5 1 ry 1 fwe aren twe wil cause serious problems for oursehes NR famihes.

誰かこの英文の日本語訳がわかる方いませんか？ 教えて欲しいです。お手数ですがお願いします🙇‍♀️

②③25分 Reading _ 時 The Internet can be a lot of fnn、 We post information, ld。 Sometimes, a large number of comments, and photos. 閣ブ3 We share these with friends, classmates or the worl mments about them on people view these posts in a very Short tme, and then poSt Co the Internet. This is called 'Q going viral.′ At best, these DoStS Can be kind, funny, or helpful. At worst, they can hurt people's feelings.、These bad posts can CauSe 4 SeriouS 5 | problem called ez7o in Japanese. Here are two exarnDles: 中4 In Japan, 。 Young man posted a photo on yitter It showed him in his family's | Convenience store's freezer The post Went viral and received many bad commentS. | People who read these began to think that his family's store Was not good and as a result his ねmily lost business. Im another Twitter photo, people could see that a young 10 | man Was sitting on the bread used for hamburgers in a reStaurant. This also went viral and many bad comments Were posted. The restaurant oOWner WaS Very 4ngry with the young Tman. 中Z5 eSocial media sites like Twitter and Instagram are becorning more and more popular More people, especially Young people, are uploading personal information and is photos. However the information on social media is public. We should remember this and be very careful.f we aren t, we wil cause Serious proDlems for ourselves and our families. (229 words) freezer : 冷凍庫 eeee post : (動)インターネットに情報を投稿する (名)インターネットの投稿メッセージ upload : (データ)をアップロードする |

(2)のCって必要十分とかの問題なら何になりますか…？

4 2017年度:委学1・A/本詳 [2) 和表*に関する2 つの条件か 4を 量 とする. また. 条件か の否定をそれぞれか 9で表す。 す-]. | シと |に当でほ再 ⑪ 次の| ヶ |. コ |. の -@のうちから一つずつ選べ。 ただし. 同じものを繰り よい。 9はぁヵであるための, ?は6であるための| ュ ]. (ゅまたはる)はであるための (⑰ かつのは4であるため 要条件だが十分条件でない ⑩) 十分条件だが必要条件でない @ 必要十分条件である @ 多要条件でも十分条件でもない @ AGは人 Bは侯 ⑰ Aは偽。Bは答

合っているか全く自信がないんです！ 間違っていたら教えてください！お願いします🙇‍♂️

f Chapter 11 Expressions 下記に示すような種々の痛みの性状表現 a)- h)があるが, 下に示す体の部分① ー⑧について, それぞれに特徴的な痛みを表現するのにふさわしい導痛の種類 をahから選びなさい。 答えは 1 種類とは限りません。 a) cramping Dain b) spiitting pain c) throbbing pain d aching pain e) sharp pain ?) DNS pain g) stabbing pain h) squeezing pain ① back = 滑 ) ② head っー(b 、e ) ③ heart CR 人) ④ abdomen ex( の ⑤ tooth 3CCS6n ⑥ colon (のび ) ⑦ chest or abdomen ー( す ( ) apDDendix っ( 信 )

(1)から(4)の答えがなぜそうなるか教えてください！ 答えは赤で〇をしている文です！

【2】文法的に間違ってv \る文を選びなさい。 1) 2 文選びなさv 3 ア. The girls by that teacher are my friends. の How many did you read books 1ast month? ツウ. Do we have to come to school tomorrow?2 エ. Which dictionary are you going to use? @⑳) Learn about math is fun for me. ⑫) 1 文選びなさい。 ア. Please call me when IMike comes home tomorroW イ. My father gave a nice watch to me yesterday. ウ. Ilike soccer better than baseball. エ. There are a lot of books in this Hbrary: ② When have you eaten dinner? (3③) 2 文選びなさい。 | の Can you teach to me math? イ. Which do you like better, ramen Oo 9 0や 9 ayG 6必

設問が全部いまいちわかりません。答えだけでも良いので教えてくれませんか？

) Pre-Study Workshect (英文解釈・構文理解一読む技能) : 問2 下線部のに関して、learn about と lcarn はどのよう に使い分けるかを辞書で調 2つの文の意味を書きなさい。 9 (1) TIcarned about vegetable factories on TV last night Lesson 5 Vegetable Factory [重置詞と言い換えの表現に注意して正確に読| art 12 ay: AngeHina, hawe you ever (①Dheard of vegetable fact efrstdme on TV lastnight. Such factories were first built in Denma imilar factories were also introduced in the US in the 19705。 、 6 geoa : Vegetable factorics一yesr 1 ③know about hem, too. In Japan. thy Ve fatbuiltin 、問3 下線部③に関して、know bout と know はどのよう に使い分けるか はe eary 1980s to produce fire sprouts. Thcse factories are noW atTACHnB much 2 っの文の意味を書きなさい。 enon のgs a new pe of agriculture.Thear ⑤new vegetables hike frilice lettuce (1 Iknow about vegetable factories. and ice plant are being produced there.(Grammao 8 (⑫ LTknow vegctable factories. 7:Wowl You really know alot about vgctable factorics. 4geZa Would you like to know more? 7s4g7。:Definitely! 問4 下線部④に関して、こ たで使われている前冒詞 as は「同格」 を: れるが、何と同格であるのか、具体的な語名を本文中から抜き出 しな ories2 1 ②learned about hem for in 1957.and (② Ileamed vegetablc factories on TV last might Ournay Desurprised to hear that we can grow vegetablcs without the sun and soiL But 中 jsのwhat pcople do in vegetable factories. In 中ese factorics, lecic ght and fertiized water 376 ed istead of the sun and soil Temperature and humidity are also controlled. (ftseems that imited space in vegctable factories is not sbig problem.(owy) Worken fy ae he space by stacking shelves of vegctables. Actually you can fnd small vegetsblc factorcs ⑨ in the previously wasted space of office buildings or restaurant AEpresenu he main crops from vegetable factorics arc lcaf vegetablcs.But in the near fhture (⑥that が具体的に指す| ること。 more varicties of vegctables are sure to Come 問1 下線部①に関して、hear of と hear はどのよう に使い分けるかを辞書で調べ、以下の2つ の文の意味を書きなさい。 (1) Have you cver hard of vegetable factories? (2) Have you ever heard vegetable factorics2