(3) の解き方を教えてください。

3.全体集合をU= (1, 2, 3, 4, 5, 6, 7) とする。 ひの部分集合 A = {2,4,5,6}, B=(3, 4, 5, 6, 7) について, 次の個数を求めよ。 (1) (A∩B) (2)n(AUB) (3)n(A)

関係代名詞についての問題です 解いてみたのですが、間違っていたら教えてほしいです🙇🏻‍♀️💦 苦手なところなのでよろしくお願いします！

2. ( )内の語句を並べかえて, 英文を完成させなさい。 (2点×3=6点) (1) I want to go (which / Cambodia, / for/to/ famous / is) its ancient temples. I want to go to Cambodia, which is famous for its ancient temples. (2) I can't (got / my watch, / as /find/I/ which) a birthday present from my parents. I can't got my watch, which I find as a birthday present from my parents. (3) (do/ have/today/we/what / to) is to discuss the urgent problem. We have to do what today. 3.[]内から適切な語を選び, 対話文を完成させなさい。 is to discuss the urgent problem. (1) A: Do you know a student ( who ) can speak Chinese? B: Yes. There is a Chinese student in our class. (2) A: I found this at the used bookstore. (2点×5=10点) B: Oh, it's (what ) I've been looking for. (3) A: Do you remember the girl ( whom ) I introduced at the party? B: Of course. She was very nice. (4) A: John injured his arm and he's suffering from pain. B: I have some medicine ( which ) eases pain. I'll give it to him. (5) A: Can I use your pen? B: I'm sorry, but I can't lend it to you because this is the only one ( that [which/what/that/who/whom ] ) I have.

数Bについてです。こう言う感じの漸化式の変形の仕方がよくわからないのですがどうやってやるんですか？？

an (2) a₁ =1, an+1= +2 3 11 aut (= = (art 3) Anti-} = {(n-2) 2. £fo), 12 (ace of a 44 besα-3-(-7=-2 An=-2(§) Au = -2(5)*+3 99 65

数Bの漸化式についての問題で、これの(2)がわかりません。普通にcに置き換えてはいけないのでしょうか？

64 74 次の漸化式を an+1-c=pan-c) の形に変形せよ。 (1) an+1=3a-6 C=34-6 -202-6 C=3 anti-323(am-3) (2) 34n+1+an=8 30+D=8 4c:8 ant-2= 8 を解くと2 Fo2 Audy -2=- (n-2)

(9、10、13)③1番左の写真です。少しニュアンスが違うのですが、合っていますか？ どれでも大丈夫です🙇‍♀️

bring me water. (9) My mother helped me make the birthday cake for my father. (0) If I were a rich, I would buy that house. If Mary lived in my town, I could meet her. I wish I knew her phone number. (3). I wish my dog could speak. ①I saw a cat crossing the street. His joke always make me laugh. ⑦ If I were fine, I wouldn't be in my home.

③合っていますか？ もし私が鳥になんでもなれたら私はカモメになって異なる国に飛ぶのになあ。

⑪ You may laugh at the idea, but ULIO. If I had wings like a bird, I could fly anywhere. ③ If I could be any bird, I would be a seagull and fly to different countries. It looks like fun to fly over the sea. Being an owl might also be fun. ④ もし僕がフクロウなら、 夜 That must be very exciting. But, in the end, I'd be happy to be any kind of bird. Being a bird would give me a lot of freedom.

〈all the + 比較級〉で「それだけいっそう」という表現を使うとき、理由を述べるために for や because を使うと思いますが、これらに使い分けはありますか？

④〜⑥は三角でしょうか? ⑤What does Kevin say about flying over the sea? ⑥What would give Kevin a lot of freedom?

You may laugh at the idea, but 僕が鳥だったらいいのに。 anywhere. If I could be any bird, I would be a seagull and fly to different countries. ② If I had wings like a bird, I could fly It looks like fun to fly over the sea. に空を飛べるのに。 Being an owl might also be fun. もし僕がフクロウなら、 夜 That must be very exciting. But, in the end, I'd be happy to be any kind of bird. Being a bird would give me a lot of freedom.

合っていますか? ④この経験は私を将来、自分自身のレストランを開くことについて考えさせてくれました。 ⑤Who owns the restaurant ?⑥What was fun for Michelle? do wasがなくても丸ですか? ある理由も教えてください どれ... Read More

My grandparents own a restaurant. Last Sunday, they asked me and my sister to help at the restaurant because my grandmother hurt her back. We got to the restaurant early in the morning. When we 祖父は私の姉にレストランの掃除をさせました, and I helped him prepare the food. opened the restaurant, ③ 祖父は私と私の姉に注文をとらせてくれました*1。 Talking to customers was a lot of fun. Helping at the restaurant was hard work, but I really enjoyed it. This experience made me think about opening my own restaurant in the future.

解説お願いします。 114(1)の問題で、参考書の解説は理解できたのですが、私の解き方だとなぜ正解が出せないのか、どこで間違えているのかを教えていただきたいです。 よろしくお願いします。

114.a1=1, a2=2A2-1, A2+1=2+2"-1 (n=1,2,3, ...) で定義され る数列{a}について, (1) 第2n項az と第 (2n+1) 項 a2n+1 を求めよ. 2n (2) Σak を求めよ。 k=1