数三置換積分です。 別解で積分定数C’が出でくるのですが、どうしてですか？

Check 題 229 贈答 次の不定積分を求めよ. fx(2x-1) dx 置換積分法 (1) 展開するのではなく, 2x-1=tとおいて考える。 (2)√x=t とおく.(√x-1=tとおいてもよい。)(メー Cは積分定数とする. ub(g)))=xb(x)'`b((2) (1) 2x-1=t とおくと, Focus x= (2)√x=t とおくと, dx = 1/2*, dx==1/dt より, dt ・dt よって, t+1 2 Sx(2x-1)³dx=+1.1.1/dt -²+²-1+1+1+c = 1 S ( 1° +15) dt = 1 + 1/ 4 7 =168 °(6t+7)+C=18(2 -(2x−1)³(12x+1)+C x=12 dx=2t より, dx=2tdt dt よって, S₁²₁²_₁dx=S+² ₁.2 tdt √x-1 4 dx=2t+2より dt √√√²-10²₂ dx 1x (別解)√x-1=t とおくと, x=t2+2t+1 *** -tº C =2√x+10g(√x-1)2+C. =(2t-1)+2d=(2+121) dt =2t+2log|t-1|+C=2√x +10g(√x-1)2+C .873 31 basicns mit Geon= dx=(2t+2)dt S√²-7 dx = S(2t+2)dt =S (2+2) dt x-1 =2t+2log|t|+C'=2(√x-1)+210g|√x-1|+C ** x=g(t) とおくと, f(x)dx=~f(g(t)g'(t)dt 両辺をtで微分する. dt を微分形式と いう. (p.489 参照) dx に 1/12dt を代入す る. 最後はxの式に戻す. 2tdt を微分形式と いう. (p.489 参照) dx に 2tdt を代入す る. S/1/dx=log|x|+C 最後はxの式に戻す. dx に (2t+2) dt を 代入する。 C-2=C としている。 最後はxの式に戻す。 49

教えて下さると嬉しいです( •̥-•̥ )

A. Circle the correct answer for each question. likely to be jealous of someone. 1. You are more 2. Which do many people decorate at Christmas time? 3. Which are people more accustomed to? a. rich a. a feast b. a tree a. spending money b. receiving awards a. an empire b. a rifle a. an insect b. water a. help it b. ruin it 6. What would profit do for a business? a. excited b. confused 7. Which would people rather be? a. a contract b. a feast 8. Which would you invite friends to share with you? a. a recruit b. a contract 9. Which would you sign? a. being punished b. getting a reward 10. Which would few people enjoy? B. Complete the paragraph with items from the box. Two items are extra. Which of these is a weapon? 4. 5. Which of these flows? discovered resembled establishing rights faced status by Roy's s grief the rest of Many people change countries during their life, but one man has (1) (2) son and (10) heir took over This surprised people in the UK, who believed they had the (5) . Bates and (6) to leave the platform. However, Roy (8). in the sea to contain (3) that would be used to fight off invaders. After the war, the soldiers left these platforms and they were forgotten - until 1967. In that year, a British man, Roy Bates, one of the platforms and announced he had started his own country, (4) called Sealand. b. poor himself by his own country. During World War II, the UK built a number of artificial platforms made a name for weapons the people on the island (his family), (7) In 1968, a court decided that the UK had no power over Sealand. Just like other places with the that the platform was in international waters. to the platform. orders of a country, Sealand, has its own stamps, coins, and passports. It is controlled 'Prince' Michael, and is home to a large Internet business. 11 15 69

この大問6の英作は丸になりますか？添削お願いします🤲

⑥6 次のA・Bの問いに答えよ。 (21) A 次の日本文中の下線 (ア) (イ)を英語になおせ。 旅行に行く前には入念な準備が欠かせない。 (ア)十分準備をしているとしても、旅行中 には困ってしまうことがある。 ( ) 子にならないうちに、誰かに目的地までどう行った らよいか聞いた方がよい。 B あなたの高校では、オンライン学習 (online learning) を行った生徒たちに対してア ンケートを実施した。 与えられた 【条件】 に従って、 【あなたの解答】の空所(×) (Y)にそれぞれ 15 程度の英語を補え。 ただし、2文以上になってもかまわない。 【アンケート結果】 ※本アンケートは同じ生徒60名に対して、2021年と2022年に実施した。 <質問>オンライン学習は効果的だと思いますか? [2021年4月施】 いいえ 52% はい 48% 【あなたの解答】 Based on the two graphs, ( I think that is because ( 【2022年4月実施】 いいえ 23% 【条件】 (1) 空所(×)には、2021年と2022年の結果を比較して読みとれることを述べる。 (2) 空所(Y)には、空所(X)におけるオンライン学習の効果の要因として 考えられることについて、あなたの考えを述べる。 - 19- 77% X ). ). 610 77 48 29

教えて下さると嬉しいです(><)

Circle the correct answer for each question. A. likely to be jealous of someone 1. You are more 2. Which do many people decorate at Christmas time? 3. Which are people more accustomed to? 4. Which of these is a weapon? 5. Which of these flows? a. rich b. poor a. a feast b. a tree a. spending money b. receiving awards b. a rifle b. water b. ruin it b. confused b. a feast b. a contract a. a recruit a. being punished b. getting a reward B. Complete the paragraph with items from the box. Two items are extra. 6. What would profit do for a business? 7. Which would people rather be? 8. Which would you invite friends to share with you? 9. Which would you sign? 10. Which would few people enjoy? discovered resembled establishing rights faced status a. an empire a. an insect a. help it a. excited a. a contract grief the rest of (9) by Roy's son and (10) heir took over Many people change countries during their life, but one man has (1) (2) himself by his own country. During World War II, the UK built a number of artificial platforms in the sea to contain (3) that would be used to fight off invaders. After the war, the soldiers left these platforms and they were forgotten - until 1967. In that year, a British man, Roy Bates, (4) one of the platforms and announced he had started his own country, called Sealand. This surprised people in the UK, who believed they had the (5) - Bates and (6) to leave the platform. However, Roy (8). made a name for weapons to the platform. orders In 1968, a court decided that the UK had no power over Sealand. Just like other places with the that the platform was in international waters. of a country, Sealand, has its own stamps, coins, and passports. It is controlled 'Prince' Michael, and is home to a large Internet business. the people on the island (his family), (7) in 11 - 15 69

教えて下さると嬉しいです(><)(><)

A. Circle the correct answer for each question. likely to be jealous of someone 1. You are more 2. Which do many people decorate at Christmas time? 3. Which are people more accustomed to? a. rich a. a feast b. a tree a. spending money b. receiving awards a. an empire b. a rifle a. an insect b. water a. help it b. ruin it a. excited b. confused a. a contract b. a feast a. a recruit b. a contract a. being punished b. getting a reward B. Complete the paragraph with items from the box. Two items are extra. 4. Which of these is a weapon? 5. Which of these flows? 6. What would profit do for a business? 7. Which would people rather be? 8. Which would you invite friends to share with you? 9. Which would you sign? 10. Which would few people enjoy? discovered resembled establishing rights called Sealand. faced status - Many people change countries during their life, but one man has (1) (2). This surprised people in the Bates and (6) to leave the platform. However, Roy (8). (9) by Roy's son and (10) grief the rest of heir took over in the sea to contain (3) that would be used to fight off invaders. After the war, the soldiers left these platforms and they were forgotten - until 1967. In that year, a British man, Roy Bates, one of the platforms and announced he had started his own country, b. poor himself by his own country. During World War II, the UK built a number of artificial platforms made a name for weapons who believed they had the (5) the people on the island (his family), (7) to the platform. orders In 1968, a court decided that the UK had no power over Sealand. Just like other places with the that the platform was in international waters. of a country, Sealand, has its own stamps, coins, and passports. It is controlled 'Prince' Michael, and is home to a large Internet business. in 11-15

教えて下さると嬉しいです。。涙

Circle the correct answer for each question. A. likely to be jealous of someone 1. You are more 2. Which do many people decorate at Christmas time? 3. Which are people a. rich a. a feast a. spending money b. receiving awards a. an empire b. a rifle a. an insect b. water a. help it b. ruin it a. excited b. confused a. a contract b. a feast a. a recruit b. a contract a. being punished b. getting a reward B. Complete the paragraph with items from the box. Two items are extra. 4. Which of these is a weapon? 5. Which of these flows? more accustomed to? 6. What would profit do for a business? 7. Which would people rather be? 8. Which would 9. Which would you sign? 10. Which would few people enjoy? discovered resembled you invite friends to share with you? called Sealand. establishing rights faced status grief the rest of Many people change countries during their life, but one man has (1) (2) heir took over (9) by Roy's son and (10) This surprised people in the UK, who believed they had the (5) . Bates and (6) to leave the platform. However, Roy (8) - b. poor in the sea to contain (3) that would be used to fight off invaders. After the war, the soldiers left these platforms and they were forgotten - until 1967. In that year, a British man, Roy Bates, one of the platforms and announced he had started his own country, b. a tree himself by his own country. During World War II, the UK built a number of artificial platforms the people on the island (his family), (7) - - made a name for weapons to the platform. orders In 1968, a court decided that the UK had no power over Sealand. Just like other places with the that the platform was in international waters. of a country, Sealand, has its own stamps, coins, and passports. It is controlled 'Prince' Michael, and is home to a large Internet business. im 11 - 15

中3前置詞の問題です！問題数多いので答えだけでも大丈夫なので教えてください！！

2 次の文の( )内から適する語を選び,○でかこみなさい。 (1) You look pretty (for, in, at) your new dress. CON 〈れいめい > abaorg M (2) Mary opened the door (by, with, in, on) a key. neve, vinoves 90% 70 (3) My grandmother looks young (for, into, at, of) her age. stop st (4) The sun rises (at, from, in, to) the east in the morning. goudlyns via Jabib ode o ad oti smag modW (5) The little girl standing (among, between, during, in) the people was crying. Tort Jsmi omny ode 〈明星〉 Hombusty M <城北】 〈日本大高】 (6) Someone called on me (during, among, while, as) my absence yesterday. vab vravs soitto of amb The bakery is right (next, across, side, front) from the hospital. ( - soitto ym of og I) VED YTOVÝ

大門2の1~4を教えてください カッコ内の単語を適切な形に変える問題です

I was learning to windsurf when I crashed into someon 2 1 Match the information to make complete sentences. 1. I sprained my ankle_e 2. I was making a sandwich a 3. She was riding down the street 4. My dad tripped over my guitar_b? 5. I broke a tooth_C 1. I 2. While he 3. We 4. My sister. (run) back home, a dog. (cross) the street when the car a. when I cut my finger. b. while he was cleaning. Complete the sentences. Use the simple past or the past continuous form. (burn) my fingers while I (light) the campfire. (bite) him. (hit) us. *** c. while I was eating olives. d. when she fell off her bike. e. while I was playing soccer. VIANN O LE NO LO (fall) down the stairs while she 1. I was walking to school when. 2. I hurt myself while I was walking to school when I fell and broke my wrist. 3 PAIR WORK Complete the sentences with information about you. Then talk about it with your partner. (walk) in her new shoes. 3. I once heard a strange noise while ... 4. While I was waiting for the bus / subway/train,... USEFUL LANGUAGE I hurt myself

この問題教えてください

よ upractice Hop 日本語に合うように,( This cake is so ( 1. このケーキはとてもおいしいので、誰かと分けあって食べたいです。 に適切な語を入れましょう。 ) that I want to ( ) it with ( ). 2. 昨日は風が強すぎて、 学校へ歩いて行くことができませんでした。 It was too ( ) to ( ) to school yesterday. Mayumi can ( ) the violin ( ) enough to (7) 3. マユミは将来, 生計を立てられるほど上手にバイオリンを弾くことができます。 a living in the future. 4. トムは,1人で海外へ行ける年齢です。 podatag at land Jaria Tom is ()() to ( ) abroad alone. obne Step 日本語に合うように,( )内の語を並べかえましょう。 jong 2. このかばんは,私には重すぎて持ち歩くことができません。 This bag is (carry/for/heavy/me/to/too ). 1. その仕事を終えるのにほとんど時間がなかったので、 彼に助けを求めました。 I had little time to finish the job, (asked/for/help/him/I/so ). Vis Jump 日本語に合うように、英語に直しましょう。 S ク Voq 1. 今日は,私たちが川で泳げるくらい十分に暖かいです。 2. 昨夜は疲れすぎていて, 私は立ち上がれませんでした。 3. あのスマートフォンは高価なので,私には買えません。 4. 結果的に,私は試験のために徹夜しました｡ < sit up all night 〉 (TH) anoing sodadog soldatagev Idetagoy ert and clied.bas.neg 3. この本は,私にもわかるくらい易しいですか。 resda int bres alsold yruary bbs Is this book (understand / to / me / for / enough / easy)? detegev OJIO VTIUS 4. 彼はとてもすばらしい英語の先生なので,生徒はみんな彼の授業が好きです。 He (a / English / great / is / such / teacher / that) all his students like his class. 8 Sognergaal Indolgamoosd.dailand and yetw

166(3)マーカー部分がなぜこうなるのか分かりません。

*166 関数 f(x)= (1) f(x)= a 1 xC 1 x³ (1-x) a3 + ・+ + A2 2 x² b .3 1-x について,次の問いに答えよ。 1010000.0 とおいて, 定数 α1, a2, α3, bを求めよ。 1 (2) 不定積分 ~f(x)dx を求めよ。 (3) 同様にして,不定積分 S dx x (1-x) (p=1,2,3,.••••) を求めよ。 S8+ [00 神戸大]