メネラウスの定理です。これをaについて解くと解なしになってしまいました。 これは、そもそも仮定が間違っているのでしょうか？ どなたか教えてください。

M M E 3a Sa 4a 4ー4a (V-15 2 レー0

このような問題の解き方がさっぱりわかりません。 教えてください🙇‍♂️

4正弦波の波形 12 右図をもとにして, 時刻-Tに 0 おける波形のグラフをかけ。 P。 Pi P。 Ps Pa Ps P, P, P。 ecece 1 _8

至急教えてください。お願いします。

If he (@ bought ⑤ had bought ) the picture, he would ( @ be b have been) rich r utouit2 bno 1omm utouitebno jomm abulany buow e s / Practice こい 1.私がスペイン人なら,そのチームを応援するわ。 IfI(@ were Choose the correct word(s). support b had D had been) Spanish, I would (@ Supporte ATA Tot bluow bours ( GU TO the team. the 2. もしその絵を買っていたら,彼は今,裕福だろうに。 Rewrite the following sentences. 1. Because I didn't live in a big city, I didn't see that movie → IfI( big city, I ( that moi, anode onal 2. As he is shy, he cannot talk to her. → If he ( ) shy, he ( th the ) to her. COUS food 3. Since I didn't sleep well last night, I am sleepy now. → If( ) well last night, I(eda1)( ) sleepy c 3 Fill in the blanks. J り 1. もしもっと時間があれば,もっと長居するのですが。 We would stay longer 2. この物語を読んでいたら, あなたはお化けを見たいと思ったかもしれません。sdbad you might have wanted to see a ghost 3.自家用飛行機があれば,そこに飛んでいけたのにね。 01 if we had had our own airplane. TOVno Focus on Form Describe each picture below using the words in ( ). Picture A (if I had 50,000 yen) ud inblooon Picture B (if, had got up, could have) S The Power of Presentation

わかりません。教えてください！

If he ( @ bought ⑥ had bought ) the picture, he would ( be ⑤ have been ) richn lany utouie bng1om bitoo C4 | Practice Choose the correct word (s). 1. 1. 私がスペイン人なら, そのチームを応援するわ。 IfI(a were D had been ) Spanish, I would ((@ support ⑥ had Ws Support。 2 Tov e blno 3 the team. Tof Te A 2. もしその絵を買っていたら, 彼は今, 裕福だろうに。 2 Rewrite the following sentences. 1. Because I didn't live ina big city, I didn't see that movie. B- IfI( that mon ) in a big city, I( mun sgon 2. As he is shy, he cannot talk to her. If he ( ) to her. ) shy, he ( ト 3. Since I didn't sleep well last night, I am sleepy now. → If(- dhut )(u) welllast night, I ( ) sleepy m 3 Fill in the blanks. (税) 1. もしもっと時間があれば, もっと長居するのですが。 We would stay longer 2. この物語を読んでいたら,あなたはお化けを見たいと思ったかもしれません。d bail you might have wanted to see a ghos 3. 自家用飛行機があれば,そこに飛んでいけたのにね。 if we had had our own airplane. | Focus on Form Describe each picture below using the words in ( ). Picture A (if I had 50,000 yen) Picture B (if, had got up, could have) Coo 100ob

教えてください

「人場券がなければ中には入ま TRY )I got up early. D。 vOu know ( ) John will come to the party or not? 3. Meg was absent from school yesterday ( ) she had a fever. 4. Ice melts ( ) you heat it. because, if, though, whether

どこか間違えてる部分ありますか？教えてください、お願いします。質問というか確認なのですがお願いしますm(_ _)m

10回 後は演気のため学校を欠度した。 He was absen1 from school because of his sickness . He was absent from schoo1 becanse of his sickness. 『リーはフラン入書がかなり進歩している。 Lily is moking geocd progress- with her French. Lily is making good progress with her French. 3 衆は立ろ工がって幸援を送った。 The audience st00d up andi cheered.. The audience stood up and cheered. 4 n1は 楽レみのためにはく読書します。 I often read I of+en read for pleasure. 5アンディは先生の言ってることに注参を払わなかった Andy hidnt A ndy didn't pay attention t円 6 れは完生にあなたに同意します I absolutely agree with you. I Absolutely agree with you. 9 私は調痛 がレたので年く床に着いた 2 for pleasure. fo what his teacher was saying. what his teacher Was saying pay attention to bed early because I had bed early because I had a headache . headache. went a I 8じのようにしてをの手故が起ったのか調査するべきだ We should exanine how the accident hoppened. We should examine how the accident happened. 9 彼は高 理想 を特つ指導者だった Weht t0 a leader with hghideals . a leader with high ideals. He was He Was 0.そのニュース教者は新しい発見 についてだった The news report was about a new dis covery. The news report was obout a new discovery.

下線部の意味はbreakfastの単語を見ると2つの単語からできているとこがわかるでしょう。 という意味になります。 イを私はmakeにしてしまい答えはmadeでした。 なぜmadeになるかおしえてください

5 次の英文を読んで, 各問いに答えなさい。 "Breakfast is the most important *meal of the day." Many people "agree with this idea. but Some ünd it ishard te eat in the morning. Junior and senior high school students in Saitama were asked about breakfast. About 70% of them said they ate every morning and about 10% of the students said they always *skipped breakfast. Students who don't eat breakfast often say, I don't have time to eat." or "Im not hungry in the morning." People think in different ways about breakfast, but let's *find out why it is so important. If you look at the word “breakfast," you will ( )) that it is( ) up of two A The first word ~break” means "tó stop." and the second word "fast" means "a words. period of eating no food." So, the morning meal, "breakfast," means to stop_eating no food. After dinner, your body keeps working and using "energy, even while you sleep. In the morning, you need to eat breakfast to "get your energy back. People who eat just before going to bed or people who go to bed very late may not want to eat breakfast in the morning because they don't feel hungry. But eating breakfast *plays a big part in everyday life. If you eat breakfast in the morning. you will have energy and can begin your day feeling 0od. If you do not eat breakfast and always feel hungry, you will not have enough energy to do uch. For example, you may not want to have fun with your friends. It may also be difficult you to "concentrate on your first period English class. Some *experts say that students who breakfast every morning do better in class than students who skip breakfast. It is good for students to think about breakfast. so some schols startod to tooo

3.5.8の解き方教えてください。 答えはC.C.Dです

次の英文の空所に入る最も適切なものを選択肢から選び, その記号をマークせよ (解答用紙B)。 1. That was the film I have ever watched. A. least enjoyed B. less interesting C. most boring D. most funniest 2. It's about time you yourself a job. A. find B. found C. to find D. will find 3. If you don't like this sweater, it will only take a minute to another One. A. change B. get on C. put on D. wear 4. The sooner she starts her homework, she will be finished. A. as soon B. the quicker C. the more D. then so 5. There isn't a cookie left in the jar: someone has eaten them all! A. mere B. one C. single D. least 6. Alice told her brothers to leave her alone and to play by A. each other B. their own C. their self D. themselves 7. Sally got 99 100 on the test, a nearly perfect score. B. short of C. on to D. out of A. close to to bite anyone. 8. That dog is very friendly: it is quite A. hard B. impossible C. unusual D. unlikely 9. Make sure that you put everything back where it C. places D. should A. belongs B. came 10. They should stop excuses, and get on withit! C. making D. to make A. made B.make

画像下線部のところで０以上であることを確認する理由がわかりません。

140 重要 例題87 2変数関数の最大 最小 (2) (1) x, yの関数 P=x°+3y?+4x-6y+2 の最小値を求めよ。X (2) x, y の関数 Q=x°-2xy+2y?-2y+4x+6 の最小値を求めよ なお,(1),(2)では,最小値をとるときの x,yの値も示せ。 [(1) 類豊橋技科大,(2) 類摂 指針> (1) 特に条件が示されていないから,x, yは互いに関係なく値をとる。 このようなときは,次のように考えるとよい。 x, yのうちの一方の文字 (ここではyとする)を定数と考え 2次式とみる。そして,Pを基本形 a(x-)+q に変形。 2 残ったq(yの2次式)も,基本形 6(y-r)°+s に変形。 3 P=aX'+6Y*+s (a>0, b>0, s は定数)の形。 →PはX=Y=0 のとき最小値sをとる。 (2) xy の項があるが,方針は(1)と同じ。Q=a{x-(by+c)}\+d(y- 1 CHART条件式のない2変数関数 一方の文字を定数とみて! 解答 (1) P=x°+4x+3y?-6y+2 =(x+2)°-22+3y?-6y+2 =(x+2)°+3(yー1)?-3-12-2 =(x+2)°+3(y-1)?-5 ま A次 AP e yは実数であるから よって,Pはx+2=0, y-1=0 のとき最小となる。 (x+2)°20,_(yー1)?20 ゆえに x=-2, y=1のとき最小値 -5 (2) Q=x°-2xy+2y?-2y+4x+6 =x?-2(y-2)x+2y?-2y+6 = {x-(y-2)}°-(y-2)?+2y?-2y+6 =(x-y+2)°+y?+2y+2 =(x-y+2)?+(y+1)°-1?+2 2 2

この英作文が間違ってないかチェックしてください！！ お願いします🙇

次の会話で、あなたが Ken なら Mr. Smith にどのように答えるか。 口に入る英語を理由も含めて (R2奈良) 20語程度で書きなさい。 ただし, コンマやピリオドなどは語数に含めないこと。 Mr. Smith : What are you doing? A :We are making our yearbook now. :We have to decide the design of the cover. We have two different 卒業文集 B 卒業文集 Ken Haruko ONE TEAM designs. Look. Mr. Smith : Both are nice. Which do you like better, Ken? A or B? cover 表紙 * yearbook 卒業文集 Ken Lhke B betrer then . can be. renemharecd. ui you ure.gancd. ttriends Because. B Cun. Ond hep each.cther. 1。