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数学 大学生・専門学校生・社会人

3)を解いてみたのですが計算方法が合ってるか分かりません。 おそらく与式は2枚目のようになると思います。 2)の解答に自信はないですが以下の通りです。 A1=0,A2=1/2,B1=1/2,B2=1,C1(u)=u, C2(u)=1-u また、2)についてもし間違いがあれば... 続きを読む

S1. n を自然数x,yを実変数として,以下の設問に答えよ. 1) 式 (S1.1) を用いて, 式 (S1.2) の広義積分Iを無限級数で表すことを考える. この無限級数の第n項 αm を求めよ. -* (|| < 1) (S1.1) n=0 1 = = L L 1 1 dady=Σa (S1.2) 10 - xy n=1 2) 式 (S12)のIを(x,y)= (u-vu+g) で変数変換をしたうえで, 式 (S1.3) の ようにL, I2に分解する. ただし, 式 (S1.3) は式 (S14), S1.5), (S1.6) を満 たす.このとき,下式の A1, B1, Ci (u), A2, B2, C2(u), Dにあてはまる定数ま たは関数をそれぞれ答えよ. ただし, A1 A2 とする. I=h+I2 (S1.3) ・Bi ·C₁(u) = - AL B2 g(u, v)dv du (S1.4) 0 C2 (1) = g(u, v)dv du tv) du (S1.5) (S1.6) I2 g(u,v) = 0 D 1-2 +02 3)問2) のの値を求めよ. 必要ならば, 式 (S1.7), (S1.8) を用いてよい。 d = dx 1 (arctanz) (S1.7) 1+α2 1 (|x| < 1) (S1.8) 1-2-0-8(1+3) (1-22) (1 4)問2)の12の値を求めよ. 必要ならば, 式 (S1.7), (S1.8), (S1.9) を用いて よい. 1- cos x tan sin a 2-2 I (sinz≠0) 5) 式 (S1.2) の無限級数の和を求めよ. (S1.9)

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TOEIC・英語 大学生・専門学校生・社会人

分からないので教えて欲しいです🙇‍♀️

Entrance Exam 否定表現 1. almost 2. I( 1()に入れる最も適切な語句を1~4から選びなさい。 1. I don't think David would make a good leader because he can ( difficult circumstances and tends to give up too quickly. 2. extremely 3. hardly ) go to karaoke, I go only once or twice a year. ) be expected to act honorably in 4. neither (明治大) (芝浦工業大 4. never 1. often 3. Unfortunately, ( seldom ) of the 1. a few 2. few 3. ever passengers escaped injury. 3. many (大阪学院大 推) 4. much 4. ( ) children are born with musical talent. (日本大) 1. none of 2. not all. 3. not every 4. no one 5. ( 2. No 1. as far as 2. far from ) of the workers accepted the director's proposal to cut bonuses. 1. Not 6. The future of English society looked ( 7. I didn't like the food at that restaurant. It was (. (東海大 3. Never ) promising in the 1840s. None (立命館大) 3. for far 4. too far ) delicious. (福岡大) 1. anything but 2. nothing but 3. without 4. out of 8. He was so drunk that he could ( ) walk. (大阪学院大) 9. 1. all 1. able 2. unable This train doesn't stop at ( a few 3. hard 4. hardly ) station. 大阪商業大推) 2. 3. little 4. every 2. few 12. " Can 10. The latest model of this mobile phone is ( 1. not seldom 3. all not 11. Before I watched the documentary, I knew ( 1. little à you come to the party tonight?" "( 1. Yes, I can ) easy to use. (獨協大) 2. not necessarily 4. ever not 3. seldom ) about life under the sea. 4. hardly (東京工科大) ). I have a lot of homework." (拓殖大) 2. Yes, I do 3. No, I'm afraid not 13. Japan has ( 1. a little 2. few 4. No, I hope not ) oil and therefore is almost entirely dependent on imports. (センター) 3. little 4. small

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TOEIC・英語 大学生・専門学校生・社会人

わからないので答えを教えてもらいたいです。

英語 Amy: Hey Jake, I was thinking about online shopping this weekend. Do you shop online often? Jake: Yeah, I do it quite a bit. It's so ( house and you can ( ) almost anything online. That's true. I love the convenience, too, especially with a busy schedule. But I've heard there are some downsides to it. What do you think? Well, one obvious downside is not being able to ( ) or try the product before buying. Sometimes, what you see on the website isn't exactly what you get. Amy: Yeah, that's a good point. I've had a couple of instances where the color or size was ) from what I expected. ( Another thing is the shipping time. Even with express shipping, you might have to ( ) a few days for your stuff to arrive. It's not great if you need Amy: Jake: Jake: Amy: Amy: Jake: Jake: Jake: something urgently. True, waiting can be frustrating. But what about the ( that sometimes the prices are higher online. It depends. I've found some great deals online, especially during sales. But you're right; in some cases, the prices can be a bit inflated, and you might end up paying more than if you bought it in-store. Amy: And returns can be a hassle, too. I had to return a shirt once, and the process took forever. It's not as easy as just going to a store and returning it on the spot. Yeah, returns can be a pain. Also, there's the whole security issue. You must be careful about where you're buying from to avoid scams or stealing your ( ). Amy: Oh, definitely. I always make sure the website is secure before entering any payment details. 日本語 L ), you know? No need to leave the On the bright side, online ( ) can be super helpful. I always check them before making a purchase. It gives you an idea of the product's quality and whether it's worth the money. Amy: That's a good point. I do the same. It's like having the opinions of a bunch of friends who've already ( ) the product. Jake: Exactly. So, while there are some drawbacks, I think the ( ) of online shopping, like the convenience and variety, outweigh the ( ) for me. Yeah, I agree. It's all about finding a balance and being cautious about where and what you're buying. )? I've heard

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