この問題で回答の0<2a<2ってどこから出てきたんですか？教えてください！

2)a>0とする。 2次関数y=x²-4ax +4a²+8a-8 (0≦x≦ 2) の最小値を求めよう。 キ クと変形できるから, 1≦aのとき、最小値 サ |a² 2 2次関数はy=(x-l 力 a + ケ 0<a<1のとき最小値 をとる。 a コ a - シ

問題解いたのですが答えをしりらないので合ってるか分かりません。どなたか教えてください🙏

テーマ 資源・エネルギー 10 文法項目 動名詞(いろいろな形/動名詞と不定詞) Track 29-30 UNIT 6 Reading URELL パンダのふんの研究が、いつの日か環境問題の解決に寄与するかもしれません。 In June, 2016, a baby *giant panda, Tian Bao, was born at a zoo in Belgium. It became big news because the birth of a baby panda is an *extremely Actually, that of Tian Bao was only the sixth in Europe in the last 20 years. While its population is slowly increasing, the giant panda remains one of the rarest animals 5 in the world. Therefore, scientists have been doing research on how pandas have babies. So, you may think the scientists working at the Belgium zoo *accomplished the goal of their research. But they have another goal; apart from having done that research, they've been studying panda *poo. Why are they doing that? Bm Dimoda ro Tian Bao's mother Hao Hao and its father Xing Hui live in the same zoo as their baby does. While they enjoy sitting in the sun and eating bamboo, with ow dirg.or the scientist team collects their poo. By studying the poo, the team is aiming to understand how pandas can digest bamboo. rare event. 2 Note In fact, bamboo is receiving a lot of attention in biofuel research these days. 15 It's among the fastest-growing plants on earth, and yet needs the least care. So the plant can become a good source of *renewable energy. But because bamboo is very tough and hard to *degrade, today's method for making a biofuel from bamboo costs a lot. *Technically, pandas are meat-eating animals, but over the years the food they eat 20 has changed to almost only bamboo. The scientists are trying to find the *microbes that help a panda digest about 10kg of bamboo a day. By using these microbes, they will be able to discover an easy and cheap method for ( 4 ). It may take time, but some day panda poo may help cars run. (296 words)

至急お願いします

Stage 2 - Grammar Choose the most suitable words. (2×3=6) (1) He told a funny joke, (which/ what / where ) made us my uncle (2) The man (whom / with who / with whom ) my mother was talking is (3) ( Which / What / That) impressed me most was his politeness. ● Fill in the blanks so that each sentence has the same meaning. (3×4=125 { We visited New York, and we enjoyed some musicals there. We visited New York, ( (1) (2) June is the month when we have much rain. June is the month ( ) ( laugh. ) we enjoyed some musicals. (4) ) we have much rain. (3) (Did you tell your parents about the thing which you bought yesterday? Did you tell your parents about ( ) you bought yesterday? I saw a woman who you are waiting for. {{ I saw a woman ( ) ( ) you are waiting.

至急お願いします

Stage 2 - Grammar Choose the most suitable words. (2×3=6) (1) He told a funny joke, (which/ what / where ) made us my uncle (2) The man (whom / with who / with whom ) my mother was talking is (3) ( Which / What / That) impressed me most was his politeness. ● Fill in the blanks so that each sentence has the same meaning. (3×4=125 { We visited New York, and we enjoyed some musicals there. We visited New York, ( (1) (2) June is the month when we have much rain. June is the month ( ) ( laugh. ) we enjoyed some musicals. (4) ) we have much rain. (3) (Did you tell your parents about the thing which you bought yesterday? Did you tell your parents about ( ) you bought yesterday? I saw a woman who you are waiting for. {{ I saw a woman ( ) ( ) you are waiting.

関係詞が難しいです、、訳も教えて欲しいです

Stage 2 - Grammar Choose the most suitable words. (2×3=6) (1) He told a funny joke, (which/ what / where ) made us my uncle (2) The man (whom / with who / with whom ) my mother was talking is (3) ( Which / What / That) impressed me most was his politeness. ● Fill in the blanks so that each sentence has the same meaning. (3×4=125 { We visited New York, and we enjoyed some musicals there. We visited New York, ( (1) (2) June is the month when we have much rain. June is the month ( ) ( laugh. ) we enjoyed some musicals. (4) ) we have much rain. (3) (Did you tell your parents about the thing which you bought yesterday? Did you tell your parents about ( ) you bought yesterday? I saw a woman who you are waiting for. {{ I saw a woman ( ) ( ) you are waiting.

関係詞が難しいです、、訳も教えて欲しいです

Stage 2 - Grammar Choose the most suitable words. (2×3=6) (1) He told a funny joke, (which/ what / where ) made us my uncle (2) The man (whom / with who / with whom ) my mother was talking is (3) ( Which / What / That) impressed me most was his politeness. ● Fill in the blanks so that each sentence has the same meaning. (3×4=125 { We visited New York, and we enjoyed some musicals there. We visited New York, ( (1) (2) June is the month when we have much rain. June is the month ( ) ( laugh. ) we enjoyed some musicals. (4) ) we have much rain. (3) (Did you tell your parents about the thing which you bought yesterday? Did you tell your parents about ( ) you bought yesterday? I saw a woman who you are waiting for. {{ I saw a woman ( ) ( ) you are waiting.

英語の問題教えてください。 「英文法から学ぶ英作と読解」というテキストからです。 写真の問題を教えて頂きたいです。 解説や覚えておいた方がいい所などありました、そちらもよろしくお願いします。 写真と問題を書いておきます。 問題文を書いておきます。 次の英文の( )内か... 続きを読む

Exercises A次の英文の( )内から適語(句) を選びなさい。 1. In Japan we have (many / much ) rain in June. 2. It is raining very (hardly / hard). 3. He doesn't have (some / any ) money with him. 4. There is (a few / a little ) milk in the bottle. 5. Taro looks (young / younger / the youngest ) than Bill. 6. Which do you like ( much / well / better ), tea or coffee? 7. I can't speak French as (well / better / best ) as Dick. 8. He studies (hard/harder / the hardest) of the five.

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1 Today, Taylor Swift is one of the most popular singers in the world, and is also al cover model for fashion magazines. But she was not always so popular. 2 Taylor Swift began singing country music in Pennsylvania when she was eleven. Country music is an older form of music in the USA that is usually enjoyed by 5 adults. Maybe this is why other kids at her school thought she was strange for stopped calling her. singing country music. Over time, these friends 3 One day, she invited many of her friends to go to the shopping center, but all of them said they were busy. So, Taylor went with her mother. When they got there, they saw all the girls shopping together without Taylor. Soon after that, Taylor 10 began eating lunch at school alone. (1): 4 Taylor asked her parents to take her to *Nashville, a city in Tennessee where many country singers and musicians worked. Her parents decided to move there to help her make her dream come true. Taylor's parents were right to believe she could succeed. At age fourteen, she got a contract with RCA Records, a major music 15 company. 5 RCA wanted Taylor to sing other people's songs until she was an adult. Taylor “ did not like this. She wanted to write and sing her own songs about her life and the boys she dated. The record company did not think older country fans would want to hear (3)a teenage girl talk about her life. 6 Taylor left RCA and joined a smaller record company that released her records. Her music became very popular with teenagers as well as older country music fans. Soon, Taylor was considered a major pop star, and young people who did not normally listen to country loved her music too. 5 7 One day she returned to Pennsylvania to do a concert. Girls from her old school came to the concert and were excited to see her. They treated her like a star, and seemed to have forgotten that they had stopped talking to her in junior high school. 20 Taylor realized her life had changed. (4) * Nashville + VIEN

回答お願いします...

1 Choose the most suitable words. (2x3=6) (1) He told a funny joke, (which / what / where ) made us laugh. (2) The man (whom / with who / with whom ) my mother was talking is my uncle. (3) ( Which / What / That ) impressed me most was his politeness. Rom 2 Fill in the blanks so that each sentence has the same meaning. (3×4=12) [ST We visited New York, and we enjoyed some musicals there. br (1) We visited New York, ( ) we enjoyed some musicals. (2) June is the month when we have much rain. June is the month ( ) ( (4) ) we have much rain. (3) Did you tell your parents about the thing which you bought yesterday? Did you tell your parents about ( ) you bought yesterday? I saw a woman who you are waiting for. I saw a woman ( ) ( B18) ) you are waiting. Japan.

高校化学基礎【酸化還元滴定】 (3)が解説を読んでもよくわかりません･･･教えてください！

発展例題13 酸化還元滴定 0.252gのシュウ酸の結晶 (COOH)2・2H2O を水に溶かして, ① 調製し,その中から25.0mL を正確にとり,希硫酸で酸性にした。これを温めながら ころで, 反応が完了した。 濃度不明の過マンガン酸カリウム水溶液を少量ずつ加えていくと, 20.0mL加えたと 一 S $18+XS DIS MnO4- +8H+ +5e¯ → Mn²+ +4H2O 168. (COOH)2→2CO2+2H+ +2e- 考え方 (2)(COOH)2が残って いる間は, MnO4-が Mn2+ となるため、ほぼ 116 無色になる。 (3) 滴定の終点では, 次 の関係が成り立つ。 酸化剤が受け取った電子 の物質量=還元剤が放出 した電子の物質量 (1) 下線部①,②の操作で用いられる器具の名称を記せ。 (2) 下線部 ③ で, 反応がちょうど完了した点をどのように決めるか。金 (3) この過マンガン酸カリウム水溶液の濃度は何mol/Lか。 ~(T) 問題 1/9・180 HALT 正確に100mLの溶液を TONS 20.0 1000 x=1.00×10mol/L *YO E 解答 良 (1) ① メスフラスコ ② ホールピペット (2) 滴下した過マンガン酸カリウム水溶液の赤紫色が, 消え ずに残る点を終点とする。~A (3) I 1mol の MnO は 5mol の電子を受け取り 1molの 0.252 126 S&JOJA toda¨ a. (COOH)2 は 2mol の電子を放出する。 KMnO4水溶液の濃度 を x [mol/L] とすると, (COOH)2・2H2O=126g/mol から, xmo JUNE [x] [mol/L]× -L×5= mol x 25.0 100 -x2