数1A青チャートの基本79 練習問題(1)です。この画像の赤線を引いているところがわからないです。この解説のf(x)はどの式ですか？どうしてもf(1)＝f(-1)=1 にならないのでどうやって解くか教えてください。

練習 αは定数とし, 関数y=x²+2(α-1)x (1≦x≦1) について次のものを求めよ。 ③79 (1) 最大値 (2) 最小値 関数の式を変形すると y=x2+2(a-1)x={x+(a-1)}-(4-1)2 ー=z f(x)=x2+2(a-1) x とすると, y=f(x) のグラフは下に凸の 放物線で,軸は直線x=1-αである。 [1] (1) 区間の中央の値は 0 [1] 1-α<0 すなわち a>1のとき 図 [1] から, x=1で最大となる。 最大値は f(1)=12+2(a-1)・1 =2a-1 [2] 1-α=0 すなわち α=1のとき [2]\ 図 [2] から, x=-11で最大となる。 最大値は f(-1)=f(1)=1, [3] 1-α>0 すなわち a <1のとき 図 [3] から, x=-1で最大となる。 最大値は f(-1)=(-1)'+2(a-1) · (−1) =-2a+3 以上から a>1 のとき x=1 a=1のとき で最大値2α-1; x=-11で最大値1; α<1のとき x=-1 軸 \x=1-a で最大値-2a+3 [3]\ x=-1 x=0x=1 PAUL x=-1 最大! 最大 -最大 - [4] 軸| x=1-a |軸 |x=0 x=1 軸 x=1-ai x=-1 x=0 x=1 [類 センター試験] ← まず、 基本形に直す。 108 [1] 軸が区間の中央 x=0より左にあるので, x=1の方が軸から遠い。 よって f(-1)<f(1) [2] 軸が区間の中央 x=0 に一致するから 軸とx=-1,1との距離 が等しい。 よって f(-1)=f(1) [3] 軸が区間の中央 x=0 より右にあるので、 x=-1の方が軸から遠 い。 よって f(-1)>f(1) [] #+255 BEO+HI

mainstreamⅢ chapter18 章末問題 解答教えてください！

6 Chapter 18 Comprehension a. On the basis of Gurdon's research, Yamanaka revealed that specialized cells from a mature Choose the appropriate answer. body can be transformed into iPS cells. frog. b. Gurdon placed cells from the skin of mice into an unfertilized egg cell of a c. Yamanaka took cells from the blood of mice and transformed them into a baby. d. The only difference between Gurdon's and Yamanaka's experiments was what cells they used. e. Organ rejection will no longer be a problem because it has become possible to develop organs from the patients' own cells. f. iPS cells will soon make it possible to cure all types of diseases. g. Yamanaka admits that iPS technology has done harm in some cases. h. Even as a scientist Professor Yamanaka believed that his mother saw his father's ghost. i. Professor Yamanaka has never thought of giving up research. found iPS ce j. What Professor Yamanaka wanted to say in the speech was what seems unfortunate at first may turn out to be fortunate in the end. not e mes B Choose the most appropriate main theme. a. John Gurdon and Shinya Yamanaka won the Nobel Prize because they helped each other for 40 years to create iPS cells. Chapter 18 | Minis SO 15 b. We should be careful about new technology because it takes time to put it into use and it can do harm. 24 c. Professor Yamanaka has experienced challenges in his life but they were also opportunities, one of which led to the Nobel Prize.

In the way なくても大丈夫ですか？ 大丈夫では無いとしたらなぜだめなのか教えて欲しいです🙇‍♀️

Changing the genes of living things in this way has been done for many years. このように生物の遺伝子を変えることは、何 年も行われている。

1枚目の本文に対する2枚目の問題の答えを3-イか3-ロで迷っているのですが、どちらが正解かわかりません。どなたか理由もあわせて教えてもらいたいです。 よろしくお願いします！

Omoiyari is said to be a key concept of the Japanese mentality. (Its primary meaning is the ability to imagine other people's feelings. Japanese people's good manners have often (2) been associated with it and reported in news articles. For example, Japanese soccer supporters cleaned up the stadium after the matches at the World Cup, actions that were praised by the foreign media. Some experts say the supporters' behavior is related to education in Japan, where children clean their classrooms every day. Another example was seen during the frequent natural disasters. Even in such situations, many people still kept calm and patiently waited in lines for emergency supplies. JANET [ 3-1 ] According to a survey by an organization to promote good manners in Tokyo, less than 30 percent of Tokyo residents think people in Tokyo have good manners. [ 3-□ ] For example, Tokyo residents notice bad manners on the train. (4)Some young people sit in priority seats and do not give sit (5). V₂ 1 up their seats to the elderly, and others put on makeup. [ 3-> ] In an effort to get the passengers to 52 act more (5), railway companies display posters, saying things such as, "Please line up and c wait your turn" or "Please switch your phone to silent mode while ( 6-a) the train." 5 [ 3-= ] Omoiyari is often seen in school mottoes and emphasized in moral education at school. Some of the values that students are ( 6-b) include respecting the elderly, helping those with disabilities, and keeping promises. Students also take turns (6-c) in charge of cleaning the classroom, serving lunch, taking care of plants and animals. In addition, volunteer clubs collect money for charitable organizations and members visit elderly people in nursing homes. In moral education class, students read stories and discuss the topics in them. The teacher facilitates the discussion and the students draw their own conclusions. (Nakaya, et al., Discuss the Changing World, Seibido)

ポラリス2の英文なんですが問1の答えが納得いきません 十年以上続いている経済衰退と有りますが、本文に成長のスピードが遅い(遅いが成長している)と書いてあるので理解ができません

問1 According to Reiko Aoki, which statement is true? 「青木玲子によると、以下の文章のうち正しいものはどれか」 正解の選択肢 d. Japan's demographic change is one explanation for its economic decline lasting over 10 years. 「ここ10年以上続いている日本の経済的 衰退の1つの説明として、日本の人口変動がある」

ビジョンクエスト ワークブック1の49ページの問題です。先生に印刷してもらった解答を捨ててしまい、答え合わせが出来ない状態です。 答え、もしくは答えを写真で撮ったものを教えて下さると幸いです。よろしくお願いします。

夕 3 日本語に合うように,( )内の語句を並べかえて英文を完成させなさい。 □ 1.次のバスまで1時間待たなければならないので,歩いたほうがよさそうだ。 (京都精華大 ) We'll have to wait an hour for the next bus, so (well / we / as / might / walk) A 2. 温かいお風呂に入ると、 あなたはよく眠れるかもしれない。 Taking a warm (may / you / help/sleep/bath/better). 3. 長時間働いた後でさぞお疲れでしょう。 You (tired/working/after/must / long hours / be). ES/be 4. 君はそんなに食べるべきではなかった。 You (not / to /eaten/ought / have) so much.log of 8 ) 5. タカ「コンピューターがこの数日間, 動くのが本当に遅いんだ。」 メグ 「あら。 ひょっとするとウイルスに感染したのかもしれません。」 Taka: My computer has been running really slowly the last few days. Meg: Oh dear, it (a virus / been/ have / infected/might / with). tod ■ 6. スタッフの中には計画の変更を知らされていない者もいた。 4 日本語に合うように、[ ]内の語を使って英文を完成させなさい。 1. この種のことは,一般に許されるべきではない。 [should, allow] This sort of thing 2. 私たちの世界には、想像できないような出来事があり得る。 [event] In our world, unimaginable □ 3. 最近, 地球温暖化に対する関心がはるかに薄いと思う。 [pay] I'm afraid much less attention 4. ダイエット中にパンやお米を食べ過ぎてはいけない。 [had, too] You ow of gridianoa (西南学院大 ) Some of the staff (to/informed / been / the changes / haven't / of) the project. in general. (センター * ) (龍谷大*) (和光大) ■ 2. 私たちはパーティーをキャンセルする前に彼女の意見を聞くべきだった。 SCRITO (センター) omoa ( 八戸工業大 * ) 5 次の日本語を英語に直しなさい。 m ■ 1. この本は明日までに図書館に返さなければならない。 (This bookで始まる文に) (大阪市立大 * ) RAHOIT global warming lately. (福岡大*) OT (近畿大) bread or rice while you are on a diet. (学習院大) (京都産業大 * ) 助動詞 受動態 49

長いですが、(1)〜(6)まで教えてください🙇‍♀️‪‪ お願いします。

4 次は, 光輝 (Koki) が英語の授業でしたスピーチの英文です。下の表 (Table) を参考にして, あと の問いに答えなさい。 表1 外国人訪問者数(年別) 年 人数(人) 2012 8,358,105 2013 10,363,904 2014 13,413,467 2015 19,737,400 2016 24,039,700 2017 28,691,073 表 2 外国人訪問者が訪日前に期待していたこと (2018年1月~3月期: 複数回答) 全国籍 74.1% 57.5% 45.2% 42.4% 35.2% 20.4% 項目 日本食を食べること ショッピング 自然・景勝地観光 繁華街の街歩き 温泉入浴 伝統文化体験 韓国 79.1% 54.7% 33.8% 36.2% 36.9% 8.9% 〈注〉 foreign 外国 (から)の visitor 中国 62.2% became become 62.6% 53.4% 44.5% 39.9% 16.8% Hi, I'm Koki. I want to talk about foreign visitors to Japan. Today, many people come to Japan from foreign countries. The number of foreign visitors to Japan is becoming larger every year. When we look at Table 1, we can find that the number of foreign visitors to Japan became more than 20,000,000 in (). Also, the number of foreign visitors in 2017 is more than three times larger than that in ( Ⓒ ), What do foreign visitors want to do in Japan? When we look at Table 2, we can learn that about 74% of the visitors to Japan 3want to ( ) ( ) ( ). About 58% of them want to go shopping, and about 45% of them want to see nature in Japan. Visitors from China are more interested in going shopping than visitors from other countries. Visitors from America are more interested in seeing nature in Japan than in going shopping. From Table 2, we can also learn that about 35% of foreign visitors want to take a bath in hot springs. That means some foreign visitors want to have special experiences in Japan. They also enjoy staying in ryokan. Also, about 20% of foreign visitors want to have traditional Japanese experiences. I heard that some foreign people try to make soba and some foreign people try shodo. Many foreign people go to small cities or towns to have those special experiences. But they may have problems with language then. If foreign visitors and Japanese people can't communicate with each other, foreign visitors can't realize their plans. Many people come to Japan from various countries. Their language is not only English. But English is widely used around the world. When the Olympic Games are held in Tokyo in 2020, more foreign people will come to Japan. We may have chances to help foreign visitors then. I think communicating with foreign visitors will be important. What should we do for it? アメリカ 87.2% 41.3% 45.4% 42.8% 26.4% 46.2% be interested in ~に興味がある experience three times larger 3倍大きい nature may 〜かもしれない take a bath ふろに入る hot spring 〜とやりとりする communicate with the Olympic Games オリンピック held hold (〜を開催する) の過去分詞 realize ~を実現させる various さまざまな widely

長いですが、(1)〜(6)まで教えてください🙇‍♀️🙏

4 次は, 光輝 (Koki) が英語の授業でしたスピーチの英文です。 下の表(Table) を参考にして, あと の問いに答えなさい。 表 1 外国人訪問者数(年別) 人数(人) 年 2012 8,358,105 2013 10,363,904 2014 13,413,467 2015 19,737,400 2016 24,039,700 2017 28,691,073 表 2 外国人訪問者が訪日前に期待していたこと (2018年1月~3月期 : 複数回答) 全国籍 74.1% 57.5% 45.2% 項目 日本食を食べること ショッピング 自然・景勝地観光 繁華街の街歩き 温泉入浴 伝統文化体験 42.4% 35.2% 20.4% 〈注〉 foreign 外国 (から)の visitor 韓国 79.1% 54.7% 33.8% 36.2% 36.9% 8.9% Hi, I'm Koki. I want to talk about foreign visitors to Japan. Today, many people come to Japan from foreign countries. The number of foreign visitors to Japan is becoming larger every year. When we look at Table 1, we can find that the number of foreign visitors to Japan became more than 20,000,000 in (). Also, the number of foreign visitors in 2017 is more than three times larger than that in () What do foreign visitors want to do in Japan? When we look at Table 2, we can learn that about 74% of the visitors to Japan 3want to ( @ ) ( ) ( ). About 58% of them want to go shopping, and about 45% of them want to see nature in Japan. Visitors from China are more interested in going shopping than visitors from other countries. Visitors from America are more interested in seeing nature in Japan than in going shopping. From Table 2, we can also learn that about 35% of foreign visitors want to take a bath in hot springs. That means some foreign visitors want to have special experiences in Japan. They also enjoy staying in ryokan. Also, about 20% of foreign visitors want to have traditional Japanese experiences. I heard that some foreign people try to make soba and some foreign people try shodo. Many foreign people go to small cities or towns to have those special experiences. But they may have problems with language then. If foreign visitors and Japanese people can't communicate with each other, foreign visitors can't realize their plans. Many people come to Japan from various countries. Their language is not only English. But English is widely used around the world. When the Olympic Games are held in Tokyo in 2020, more foreign people will come to Japan. We may have chances to help foreign visitors then. I think communicating with foreign visitors will be important. What should we do for it? became 中国 62.2% 62.6% 53.4% 44.5% 39.9% 16.8% three times larger 3倍大きい nature É take a bath ふろに入る hot spring communicate with 〜とやりとりする widely the Olympic Games オリンピック become be interested in ~に興味がある experience アメリカ 87.2% 41.3% 45.4% 42.8% 26.4% 46.2% may 〜かもしれない various さまざまな held hold (〜を開催する) の過去分詞 realize ~を実現させる

(1)〜(6)を教えてください🙇‍♀️🙏 お願いします。

4 次は、光輝 (Koki) が英語の授業でしたスピーチの英文です。 下の表 (Table) を参考にして、 あと の問いに答えなさい。 表 1 外国人訪問者数(年別) 年 人数 (人) 2012 8,358,105 10,363,904 2013 2014 2015 2016 2017 13,413,467 19,737,400 24,039,700 28,691,073 〈注〉 foreign 外国 (から) の 表 2 外国人訪問者が訪日前に期待していたこと (2018年1月~3月期: 複数回答) widely 項目 日本食を食べること ショッピング 自然・景勝地観光 繁華街の街歩き 温泉入浴 伝統文化体験 visitor three times larger 3倍大きい take a bath ふろに入る hot spring communicate with - 全国籍 74.1% 57.5% 45.2% 42.4% 35.2% 20.4% Hi, I'm Koki. I want to talk about foreign visitors to Japan. Today, many people come to Japan from foreign countries. The number of foreign visitors to Japan is becoming larger every year. When we look at Table 1, we can find that the number of foreign visitors to Japan became more than 20,000,000 in (). Also, the number of foreign visitors in 2017 is more than three times larger than that in (), What do foreign visitors want to do in Japan? When we look at Table 2, we can learn that about 74% of the visitors to Japan 3want to ( ) ( ) ( ). About 58% of them want to go shopping, and about 45% of them want to see nature in Japan. Visitors from China are more interested in going shopping than visitors from other countries. Visitors from America are more interested in seeing nature in Japan than in going shopping. From Table 2, we can also learn that about 35% of foreign visitors want to take a bath in hot springs. That means some foreign visitors want to have special experiences in Japan. They also enjoy staying in ryokan. Also, about 20% of foreign visitors want to have traditional Japanese experiences. I heard that some foreign people try to make soba and some foreign people try shodo. Many foreign people go to small cities or towns to have those special experiences. But they may have problems with language then. If foreign visitors and Japanese people can't communicate with each other, foreign visitors can't realize their plans. Many people come to Japan from various countries. Their language is not only English. But English is widely used around the world. When the Olympic Games are held in Tokyo in 2020, more foreign people will come to Japan. We may have chances to help foreign visitors then. I think What should we do for it? communicating with foreign visitors will be important. nature É became 韓国 79.1% 54.7% 33.8% 36.2% 36.9% 8.9% 中国 62.2% 62.6% 53.4% 44.5% 39.9% 16.8% becomeの過去形 be interested in ~に興味がある 〜とやりとりする the Olympic Games オリンピック 6- アメリカ 87.2% 41.3% 45.4% 42.8% 26.4% 46.2% experience realize ~を実現させる may 〜かもしれない various さまざまな held hold (〜を開催する) の過去分詞

長いですが、(1)〜(6)まで教えてくださると嬉しいです！！ お願いします🙇‍♀️

4 次は, 光輝 (Koki) が英語の授業でしたスピーチの英文です。 下の表 (Table) を参考にして, あと の問いに答えなさい｡ 表 1 外国人訪問者数(年別) 人数 (人) 8,358,105 10,363,904 13,413,467 19,737,400 24,039,700 28,691,073 年 2012 2013 2014 2015 2016 2017 表2 外国人訪問者が訪日前に期待していたこと ( 2018年1月~3月期 : 複数回答) 全国籍 74.1% 57.5% 45.2% 42.4% 35.2% 20.4% 項目 日本食を食べること ショッピング 自然・景勝地観光 繁華街の街歩き 温泉入浴 伝統文化体験 T 〈注〉 foreign 外国 (から)の visitor 韓国 79.1% 54.7% 33.8% 36.2% became 36.9% 8.9% 中国 62.2% 62.6% 53.4% 44.5% 39.9% 16.8% Hi, I'm Koki. I want to talk about foreign visitors to Japan. Today, many people come to Japan from foreign countries. The number of foreign visitors to Japan is becoming larger every year. When we look at Table 1, we can find that the number of foreign visitors to Japan became more than 20,000,000 in (). Also, the number of foreign visitors in 2017 is more than three times larger than that in ( 2 ) What do foreign visitors want to do in Japan? When we look at Table 2, we can learn that about 74% of the visitors to Japan Ⓡwant to ( @ ) ( ℗ ) ( © ). About 58% of them want to go shopping, and about 45% of them want to see nature in Japan. Visitors from China are more interested in going shopping than visitors from other countries. Visitors from America are more interested in seeing nature in Japan than in going shopping. From Table 2, we can also learn that about 35% of foreign visitors want to take a bath in hot springs. That means some foreign visitors want to have special experiences in Japan. They also enjoy staying in ryokan. Also, about 20% of foreign visitors want to have traditional Japanese experiences. I heard that some foreign people try to make soba and some foreign people try shodo. Many foreign people go to small cities or towns to have those special experiences. But they may have problems with language then, If foreign visitors and Japanese people can't communicate with each other, foreign visitors can't realize their plans. Many people come to Japan from various countries. Their language is not only English. But English is widely used around the world. When the Olympic Games are held in Tokyo in 2020, more foreign people will come to Japan. We may have chances to help foreign visitors then. I think communicating with foreign visitors will be important. What should we do for it? アメリカ 87.2% 41.3% 45.4% 42.8% 26.4% 46.2% become be interested in ~に興味がある three times larger 3倍大きい nature É take a bath ふろに入る hot spring communicate with experience may 〜かもしれない realize ~を実現させる various さまざまな 〜とやりとりする widely < the Olympic Games オリンピック held hold (〜を開催する) の過去分詞