神秘的三角函数 （第1题，谢谢🙏）

Eprinxcos Exrinx cosx = sino + cost. 4 sino cose 4.三 ー、填空題 1. Esin2x OfBancos 24 ing + Cosio 1- sind cos sino + cose, cos² x = Sin/cos, 2 of 套れ三角函数的化筒置 tnx cosx= Cosx cos sin π 2. cos +cos +cos 13 3. Esinx + siny 3π 13 9π 13 == == sinxsiny, sin √x+y 2 x-y - COS 2 4.2% -77 4.已知 < a <1,2tanß = tan2a, tan(ẞ- a) tan2a, tan(ẞ-a)=-2√2, cosa = 2 2 f(4cos

この問題で上と下の違いが分かりません なぜ上はstandなのに下はstandingなのでしょうか？

7. The trees which (stand/standing) by the river are tall. 8. The trees (stand/standing) by the river are tall. bollist 9 7. stand 8. standing

この問題の答えを教えて欲しいです

B You are an exchange student in the US and next week your class will go on a day trip. The teacher has provided some information. 問1 Yentonville has 3 a church built 250 years ago when the city was constructed Tours of Yentonville The Yentonville Tourist Office offers three city tours. The History Tour BB [] [ The day will begin with a visit to St. Patrick's Church, which was built when the city was established in the mid-1800s. Opposite the church is the early-20th-century Mayor's House. There will be a tour of the house and its beautiful garden. Finally, cross the city by public bus and visit the Peace Park. Opened soon after World War II, it was the site of many demonstrations in the 1960s. The Arts Tour The morning will be spent in the Yentonville Arts District. We will begin in the Art Gallery where there are many paintings from Europe and the US. After lunch, enjoy a concert across the street at the Bruton Concert Hall before walking a short distance to the Artists' Avenue. This part of the district was developed several years ago when new artists' studios and the nearby Sculpture Park were created. Watch artists at work in their studios and afterwards wander around the park, finding sculptures among the trees. The Sports Tour First thing in the morning, you can watch the Yentonville Lions football team training at their open-air facility in the suburbs. In the afternoon, travel by subway to the Yentonville Hockey Arena, completed last fall. Spend some time in its exhibition hall to learn about the arena's unique design. Finally, enjoy a professional hockey game in the arena. Yentonville Tourist Office, January, 2024 ② a unique football training facility in the center of the town ③ an art studio where visitors can create original works of art 4 an arts area with both an art gallery and a concert hall 2 On all three tours, you will 4 learn about historic events in the city 2 see people demonstrate their skills 3 spend time both indoors and outdoors use public transportation to get around 3 Which is the newest place in Yentonville you can visit on the tours? 5 ①The Hockey Arena The Mayor's House 3 The Peace Park 4 The Sculpture Park

この問題において、答えはwill be doing の形なのですが、will ではダメですか？

) his position as an ALT at the beginning of the next cherry tree ( ) becau 2 has started niob ed will be starting <宮崎大〉 13 Mr. Richard ( month. ①has been started ③ started

used to have / used to havingの違いを教えてください🙇‍♀️

英作文の添削をお願いします🙇‍♀️ もっといい表現や言い回しがあったら知りたいです。

As Artificial Intelligence (AI) becomes available, more and more companies will probably try to cut their operating costs by using machines instead of human workers whenever possible. Give your opinion of the influence of Al in our lives and communities in coming years. Write an essay of about 120 words in English.

Don't let any trees around here(). ①cut down ②to cut down ③cutting down ④be cut down letがあるからto不定詞を使うのかなと思い②を選んでしまったのですが、答えは④でした。（木が斬られ... 続きを読む

これも答えをなくしてしまって正しい答えを教えて欲しいです。

<Exercise Lesson 9> 1.( )内に右の語群からもっとも適切な語を選び、 不定詞 or 原形不定詞にしなさ )aturkey for Thanksgiving. 去のまとめ い。 ごらん。 ② My brother let me ( ① Judy wants (To Cook use カナダ人 助け出 作曲 を見 るの ) his bicycle. ③ David saw a deer (to Cross) the street. ④ Akiyama Toyohiro was the first Japanese person 2. 日本語を参考に、空所に英語を書きなさい。 ① 新鮮な空気のおかげで気分がよくなりました。 Fresh air (made ) me (have ) better. to go ) into space. cook cross go use to your friends. ② 私はあなたの友達に紹介してもらえてとても嬉しかったです。 I was very pleased to )( be )(shown ③ 大丈夫ですか。 何か冷たいものを飲みますか。 Are you OK? Would you like something (cold ) ( to ( drink )? ④ときとして真実を知らないことはよいことです。 It's sometimes good ( to ) ( ( ) the truth. 3. 日本を参考に英語を並べ替え、全文書きなさい。 ① 二酸化炭素の排出量を削減することは私たちにとって大切なことです。 ( for / important / is/reduce/to/us/it) carbon dioxide emission. It is important for us to reduce ② 危機の度に命の大切さに気づかされます。 Every crisis (life / makes / of / realize the importance/us). Every crisis vedize of life makes us the importance ③ 私は英語でアメリカのテレビドラマを見るのは難しいと感じました。 I(American TV drama/ difficult / found/it/to/ watch) in English. I found it difficult to watch American TV drama in English

標準問題精講1A69番の(3)なんですけど、 自分は女4人から2人を選ぶから4C2、男5人から3人を選ぶから5C3、男2人を2つの女グループに分けるから2、部屋の決め方6で720通りと回答したんですが答えは360通りでした どこで二重にカウントしてたんでしょうか？

標問 69 部屋割り I 男子5人と女子4人がいる.この9人が、次のように3人ずつ A,B,C の3部屋に入る方法は何通りあるか. (1) 3部屋のうち1部屋には女子だけが入る。 (2) 各部屋に女子が少なくとも1人入る。 x(3) 女子が2人ずつ2部屋に分かれて入る. (兵庫医科大)

この問の答えが3なのですがなぜそうなるのか分かりません。 よろしくお願いします🙇

6. Upon returning to Japan from Hong Kong, Kota found he missed things like ) available at any time of the day. (a) be inexpensive street food snacks ( (b) will be (c) being (d) has been