英語 高校生 1年以上前 上の3問と下の並び替え3問を解いたのですが、写真のような解答で合っていますか?間違っていたら理由も教えて頂きたいです。 A Grammar Exercise Choose the correct answer to complete the following sentences. 1. The family expected (to welcome / welcoming) 100 people. 2. The kindergarten children enjoyed ( singing / to sing ) with their classmates. 3. The truck driver avoided (going / to go) through narrow roads. Put the words in the correct order to complete the following sentences. 1. (a sports event/decided/organize/the mayor/to). mayor decided to organize a sports event. The mayor 2. (my father likes / the guitar/ playing / the garden/in). My father likes playing the guitar in the garden, Professor forgot 3. (forgot/door/the/to lock/the professor/classroom). The to lock the classroom door. 未解決 回答数: 1
数学 高校生 1年以上前 わかりません 私を救いなさい [クリアー数学Ⅰ 問題391] て ク あるクラスで100点満点の試験を行ったところ,平均点は60点,分散は25であ あった。得点調整のため、生徒全員の得点を1/2倍して、さらに10点を加えた。 数 得点調整をした後の平均値,分散、標準偏差を求めよ。 14.1 key 6値60+/+10= 散 準偏差 1SS2=125= 舞浜 25 4 回答募集中 回答数: 0
数学 高校生 1年以上前 ?の部分でなぜsin^2になるのですか、? x>1におい よって、 1<a<c<bのとき f'(a)<fle ゆえに -=f'(c)(b-a) log b log a [I 31-e³ すな "dz=n 薬 23定積分 Example 23 ***** 自然数nに対し, In = cosxdx とするとき, 次の問いに答えよ。 (1)とそれぞれ求めよ。 (2) 自然数nに対し, In+2 を In で表せ。 (3) Ig で表せ。 [21 岩手大] ★★★★★ 119 次の定積 (1) S sin' (3) Soext- (5)Sill0g ME (1) = "" cosxdx-sinx=1 (1+cos2x)dx 1- cos'x dx=(1+cos =1/2x+1/12/sin2x=4 (2) In+2=2COS+2xdx=2(sinx)' cos”+1xdx [★★★★☆] 120α, B は となるの 121 (1) m (2)不定 (3) n Key 部分積分法によ ★★☆★☆★ =sinxcos**x] +(n+1) sin®x cosxdx り, In+2 を計算すると In, In+2 が現れる。 I =(n+1)(1-cos x) cos"x dx =(n+1)(In-In+2) よって したがって (n+2)In+2=(n+1)In In+2=n+1In (3)(2)の結果を用いると n+21 75 18=- = 86 256 よって π= 35 Key (2) の結果を繰り が成 (4)定 35 返し用いる。 -π 753 7.53 12= 864 8 6 4 4 256 Practice 23 ★★★☆☆ n=0, 1, 2, ...... に対し, In=Sxelaxdx とする。 (1)の値を求めよ。 (2)n≧1 のとき, In と In-1 の間に成り立つ関係式を求めよ。 (3) I3 の値を求めよ。 (4) JEB) *(sinxco (4)定積分 (sinxcosx) e3sinxdxの値を求めよ。 48 ++ VI ★☆★☆★ 122 ★★★☆☆ S 123 f (1) [類 19 摂南大〕 未解決 回答数: 1
数学 高校生 1年以上前 対角線BDの求め方教えてください!🙇🏻♀️答えは√5です! * 1 ~ と (2), (2) は答えのみを解答欄に記入せよ。 それ以外は、 途中経過を詳しく記入すること。答えのみは不正解とする ① A(-1, -2), B(2,0), C(3,3), D(x, y) の4点を頂点とする四角形ABCD が平行四辺形であるように,xyの値を定めよ。 また, そのときの対角線 BD の長さを求めよ。 【知※各3】 未解決 回答数: 1
英語 高校生 1年以上前 こんばんは英作文の添削をお願いします! たくさんの人の意見が欲しいです! 1、2枚目が下書きでこの文章と点数です 最初で満点をとりたいのでchat GPTを交えて文を書き直しました。不自然な文があったら教えてください! 明日の午後提出です! I'm going to talk about an experience that changed my life Was when I studied studying abroad in Niseko, Hokkaido. I stayed for a total of 2 months last summer I made a lot of friends. and this summer. Speaking in both Japanese and English deepened our bond. Even after studying abroad we l are still in touch. We are going to have a reunion in Tokyo on Christmas Actually, I hadn't been good at English before I studied abroad. A friend of mine said "Don't be afraid ". Then to me •get rid of my weakness in English. I had a conversation with my I was able to native teacher in English through the activitities. In these activities, had a We did BBQ, cooked, and went sightseeing. It was d again, I would like to go skiing. lot of fun. If I could study abroad in Niseko to Niseko. You can enjoy Niseko's lifestyle Please yo m 回答募集中 回答数: 0
英語 高校生 1年以上前 至急! 一つの文にする問題、解答教えてください! Make the two sentences into one. Use who (m), whose, which. 5) The food was very good. Lisa made it for me. The food which Lisa made for me was very good. 1) The man is now in hospital. He was injured in the accident. The man Hor haar was stolen is now in hospital. 未解決 回答数: 0
数学 高校生 1年以上前 (3)について質問です。sを求めるところまでは分かったのですがその後どうやってx,yを求めるのか分かりません💦どなたか教えてほしいです🙇🏻♀️ t=2のとき, ①は これを解くと すなわち s=1 s2-2s+1=0 (x, y) = (1,1) t=1のとき, ① は これを解くと s=0, -1 s2+s=0 すなわち (x, y)=(0, -1), (-1, 0) 以上から, 2x+3xy +2yは (x, y) = (1,1) で最大値 7, (x,y)=(0, -1, -1, 0)で最小値 -2 をとる。 未解決 回答数: 0
英語 高校生 1年以上前 Vision Quest Ⅰ の Lesson9-1 Try it out の①、②と Lesson9-2 Try it outの ① の答えが分かる方いたら教えてください!! Try it 下の語を適切な形で( にいれて、 英文や会話を完成させましょう。 1. The boy ( ) the red T-shirt is John. Next to him is my brother Bob. 2. "I'm sorry to have kept you ( 3. Three days later, the police found the ( ) wallet at the second-hand shop. ) so long." "Don't worry about it." However, they were unable to find the money in it. 4. The photo ( ) from the window upstairs was really beautiful. I hope I can live in such a house one day. steal take/wait / wear 2()内の語句を並べかえて, 英文や会話を完成させましょう。 1. We saw (her the street/her car / across / parking). She must be here somewhere. 2. "Did you watch the baseball game yesterday?" "Yes. It (an/ was / game / exciting)." 3. "Don't you hear something?" "It is (falling/rain/on/the/ the roof)." 4. My father (valuable / his /watch/stolen/had). He was really careless. 5. I (with them talking each other / saw) for a long time. They seemed to have a serious argument. 6. It was windy last night. We (all the windows/keep/to/ had / locked). 未解決 回答数: 1
英語 高校生 1年以上前 Vision Quest Ⅰ の Lesson9-1 Try it out の①、②と Lesson9-2 Try it outの ① の答えが分かる方いたら教えてください!! Try it ! vojas I woa ndalyasli ai si to tol a oodia neqat 下の語を適切な形で( )にいれて,英文や会話を完成させましょう。 boog a'd'T ST 1. The boy ( ) the red T-shirt is John. Next to him is my brother Bob. 2. "I'm sorry to have kept you ( so long." "Don't worry about it." ) wallet at the second-hand shop. 3. Three days later, the police found the ( However, they were unable to find the money in it. 4. The photo ( ) from the window upstairs was really beautiful. I hope I can live in such a house one day. mals aliup An steal take/wait / wear 2()内の語句を並べかえて, 英文や会話を完成させましょう。 1. We saw (her the street/her car / across / parking). She must be here somewhere. 2. "Did you watch the baseball game yesterday?" "Yes. It (an / was/game/exciting)." 3. “Don't you hear something?” “It is ( falling / rain / on the / the roof)." 4. My father (valuable / his /watch/ stolen / had). He was really careless. 5. I ( with / them / talking / each other saw) for a long time. They seemed to have a serious argument. 6. It was windy last night. We (all the windows/keep/to/ had / locked). 未解決 回答数: 1