全部教えて欲しいです😭

1 Choose the best answer to fill in each blank. (1) Most stores in the Seaside Mall used to ( ) at 10:00 a.m. every day. 1 open 2 opens ③ opened 【関西学院大】 ④ opening (2) There were many people who ( ) to be served at the (1) 参 p. (2) 【立教大 】 その他 参 Þ counter before me. 1 had waited 2 have waited ③ was waiting 4 were waiting (3) Stamps ) in post offices. 【岡山商科大 *】 (3) 参 「する 1 sell 2 are selling 3 have sold 4 are sold pists (4) This soup ). (4) 参 S+V ①is tasting bitter tastes bitter (5) John and his brother ( days. Something must have 1 were absent 3 have been absent 2 is tasting bitterly 4 tastes bitterly from school for the past nine happened to his family. (5) 参 状態 2 absented 4 are absent (6) "Do you think Margaret will take one of your little cats?" (6) 参 第 "I don't know. She seemed ( ) in them, however." see ①to be interest 2 interesting 【 青山学院大 】 3 interested 4 interestingly (7) My mother has just ( ) to the supermarket. Now she's (7) home. 1 gone went ③3 visited been (8) Satoshi has wanted to ( ) his girlfriend since he was in (8) college. O marry 2 marry to 3 marry with 4 get married (9) Mr. Wallance will meet his friends at the restaurant to ( ) about their vacation plans. (9) 【京都外国語大 * 】 1 discuss 2 mention 3 express 4 talk (10) I ( ) for a parking place for half an hour, but I can't find [(10) 【亜細亜大】 one. 1 look 2 could look 3 will look 4 have been looking

なぜ、マーカー部分のようになるんですか？💦

A0B-18+] AOA 平面上に OAB があり, OA=1, OB=2, ∠AOB=45°とする。また,△OAB の 垂心をHとする。 OA=a, OB= とするとき, OH を を用いて表せ。

(1)を教えて頂きたいです。

[3] 次の英文を読み、各問いに答えなさい。 [思判・表] (教科書 P.26~31参照) 内 WEB (E)-(I) Our math teacher, Mr. Sato, loves sports. He is in charge of the soccer team. But, Mr. Sato likes other sports, too. ①__( All the team members like him. 85.9859-95.9 ar ). he is a big Tigers fan? He is originally from Kansai. He loves to watch their baseball games on TV. For exercise, he swims and plays tennis. He gave me some good advice: to be a good athlete in one sport, it is important to play many sports. Let's support him by cheering for our school's soccer team. ②[for/you/thank/listening 1. [ il t'ob (1) 下線部 ①について、スピーチの聞き手が知らないであろう情報を伝え、 聞き手の関心を引く工夫をする場合 ( )に入れるべき最もふさわしい表現を選択肢から選び, 記号で答えなさい。 ア. You know 1. Do I know . Did you know

解き方と答え教えて欲しいです🙇‍♀️

練習20.aは定数とする. 次の方程式の異なる実数解の個数 を調べよ. Dan (1) 2x3-3x2-a=0 (2) x4-2x2-2+α = 0 +^x=y JUTR TR BORSATO: Jel @ $2E+²2={\ BRANCA TERBOAR#@D=#to S SO EESO 800=0) JJANSOHN BONN R ₁€3@0= ?

黄色チャートの130です。 余弦定理を使って解いたのですが、解が4分の3なのに、2つ4分の3と、4分の1の2つ出てきてしまいました💦 どうしてですか？😭

130:3 B J E 2413 120 Þ 片 NT3 √√₁3 4. B C² = 9 +1 2.3- 13 16 2 TB. (栗)=x・P-XX.1.12/2 ² x² X = Bc.>0 BC = X ² - X = 3 4 -2.3.1(-1/2) x ² - x + 10+ 3 = 13 x ² + | − x 3 16 16 x ² - 16 x + 3 = 0 (4x²-3) -|- 13 +1:0 16 (4x - 1) = 0. 4X², 120 14 ++ x

この問題の答え教えていただきたいです

1 日本語に合うように、[ ]内の動詞を適切な形にして、英文を完成させなさい。 (1) 清掃は,正午までには終わっているでしょう。 The cleaning ( ) ( ) ( ] (2) スーザンがメールアドレスを変えていたことを私は知りませんでした。 I didn't know that Susan ( )( (3) 佐藤さんは退職するまで30年間その銀行で働いていました。 Ms. Sato ( ) ( (1) Ben ( juice on it. work] (4) 私たちが映画館に着いたとき, その映画はすでに始まっていました。 The movie ( ) already ( ] 2 [ ]内の動詞を適切な形にして、英文を完成させなさい。 ) ( (2) Shingo ( (3) The players ( rain. (4) Cathy ( stay] ) never ( )( ) ( [ change ] ) for the bank for thirty years when she retired. [ ) ( ) ( )( (2) A: Why were you so tired yesterday? B: I ( ) ( )( me. ) her email address. ) by noon. [ finish (1点×4=4点) ) the new shirt for only five minutes when he spilled ( 1点×4=4点) ) when we arrived at the theater. start 3 [ ]内の動詞を適切な形にして、対話文を完成させなさい。 (1) A: Can you go shopping with me this weekend? B: Yes. I ( )( (3) A: Maki said that she ( )( B: Really? I' 11 go and check. Thank you. (4) A: Did you get the tickets for the play? B: No. All of them ( )( sell ] ) before he came to Hokkaido. )( [ wear ] [ski ] ) for an hour when it began to [ practice] ) in Japan for two years tomorrow. [ (2点×4=8点) [ finish ] ) my assignment by Friday. ) my house for three hours when you called [ clean [ see ) your dog in the park. ) out when I called the ticket office. [

1枚目は『a,an』があるのは単数だからで 2枚目は『あれら』とあるのは複数だからですか？ 教えてください🙇‍♀️

Let's study English. Don't swim in the river. 感嘆文 (1) (1) (How + 形容詞 [副詞] + 主語 + 動詞 !〉 I am very lucky. very する語(旬)を選び How lucky I am! What a nice present this is! 形容詞 名詞 ･主語 動詞 ( Warm Up 「英語を勉強しまし 「その川で泳いでは (1) Sheda 形容詞 主語 動詞 beautifu (2) What a [an] + 形容詞 + 名詞 + 主語 + 動詞 !〉 「なんて~な ( 3 This is a very nice present.erstands what yi 「これはとても 「これはなん picture well 「なんて~だろう｡」 「私はとても幸運 「私はなんて幸運 =

①②答えお願いします。

Ms. Sato: Organic cotton uses no chemicals. Moe: So the environment isn't damaged. And it's kinder to people! STUDY IT! Mike: But is organic cotton as cheap as T2 ordinary cotton? Ms. Sato: No, it's more expensive. But we should pay to improve people's lives. And if we wear our clothes longer, will save money in the long run. Mike: Changing our lifestyle can make a p.97 world where everyone is happier.

①②答えお願いします。

10 Ms. Sato: Fashion is changing. Big companies produce more clothes more quickly with less money. This has the greatest STUDY IT! impact on the environment and people. Moe: But if clothes are cheaper, it's better. Ms. Sato: No, it's not. That's the most difficult STUDY IT! CORBID p.95 problem. Take T-shirts made from cotton. In some countries, a lot of chemicals are used in cotton fields and many children have to work there.

①②答えお願いします。

Mike: We'd like to make special T-shirts. Moe: We want to be unique and different. Ms. Sato: That's good. Clothes are a great way to express yourselves. Have you ever heard about "ethical fashion"? Mike: Ethical fashion? What's that? Ms. Sato: Well, clothes are connected with nature and people. "Ethical" means to be STUDY IT! STUDY IT! kinder to our environment and more p.93 conscious about the people making our clothes.