学年

質問の種類

数学 中学生

マーカーペンのところ全て教えてください🙇‍♀️🙏やり方もお願い致します。

でらでる 展開や因数分解をリ用して、 次の計算をしな+。。 (3)495? - 505? ast (2) 198×202 1. Sa。 ad in 7.9? 3.14×10.5? -3.14×9.5? (5) 2010? - 2015×2005 (4) 2.3 -2x2.3×3.4+3.4? stronge (1)x=202 のとき、x^-4x+4の値 (2) a=-1, b=-のとき、 -46(a-b)-(a+26}°の値 animal 次の式の値を求めなさい。 ing. cked b さ () (3) m+n=-3, m-n=8のとき、Sm? - Sn?の体 to u 2ople * goo 3. 以下の問いに答えなさい。 So nple tha (1)x-y=6, y=-4のとき、x'+y*の値を求めなさい。 のとき、次の式の値を求めなさい。 th (2) 上記のような考え方を利用して、a+b=-3, ab=2 ② α'+ ab+6? ③ (a-by O a°+6° 4.以下の問いに答えなさい。 (1)連続する2つの奇数がある。この2つの奇数の平方の差は何の倍数になるか、説明の形式で 示すとき、空欄にあてはまる数式を書きなさい。 【説明) 連続する2つの奇数は、大きいほうの奇数を2n+1 (nは自然数)とすると、 小さいほうの 奇数は「0」と表される。このとき、この2つの奇数の平方の差は、 (2n+1" -(0)= 4r° +4n+1-(1. @ )= 「 ③ 」となる。 (2nt)-(2h→) 4h+4ht1-4h'4 4nン4デー よって、連続する2つの奇数の平方の差は「 ④」 の倍数になる。 Y8 (2)連続する2つの偶数でそれぞれを2乗した数の和は、4の倍数になることを証明しなさい。

回答募集中 回答数: 0
英語 高校生

教えて貰えませんか?

9 The Magic of Music 音楽の不思議なカ The history of music is very old. People alt over the world have always loved t, Is there anyone who doesn't like music? Probably the answer is no. Music is the most necessary things in life, Maybe people can't live without music. Do antmas and plants like music, too? Do they understand music? 2 One day Mrs. Evans read a very interesting story in the newspaper. A ** university professor found out that her plants became stronger when music was played for them. At first she thought that ., it was a joke, but she wanted to ury it herself. She built two rooms in the garden and put the same kind of vegetables in both rooms, The temperature of the rooms was the same and both of them were very 10 quiet. Music was played in one room. The other room was silent. Surprised to find that the next day the vegetables that she played music for became 1 E 1) She was 3) taller than the ones in the silent room. 3 In the United States, there was a farmer who kept many c0ws. The farmer was very interested in music, When he stayed at home, he always listened to music on the radio. One day he took his radio to the farm. When he was *milking his the radio was playing beautiful music. He found that the cows gave more milk "han the reason, and three months later he 15 COWS。 usual on that day, He wanted to know 4) learned that he could get more milk when the cows listened to beautiful, quiet musi。 4 Today many scientists say that animals and plants also enjoy music. Like ne 20 animals and plants need beautifu! music, But they don't like big, **terrible noises Scientists **complain about noise *"pollution. It damages animals, plants, and people They say that we must think about many kinds of noises that we are making every 5) 313 words) day.

回答募集中 回答数: 0
英語 高校生

Englishgrammar47の答えありませんか?どなたか写真送ってください🙇‍♀️🙏P13のレッスン3です!協力お願いします!

pp.42-50 Exercises No 1)次の各文を第3文型は第4文型に, 第4文型は第3文型に書きかえなさい。 De 1. He will buy his son a watch. つ)型 2. I sent an email to Kim this morning. 3. Please show me the bus schedule. >型 4. I paid five dollars to him for the book. ニべる。 2) 下線部に注意して, 次の英文を日本語に直しなさい。 AB 1. He will make me a delicious meal. 2. His father will make him a doctor. ally. 3. Ill find a nice present for my brother. 4. We found these new machines useful. 5. He painted the table green. 6. The boy named the cat Momo. 7. Keep the bathroom warm before using it. 8. They believed this TV program suitable for children. is 9. “How doyou like your coffee?" “I like it hot." 3) 次の英文について, 下線部が正しければ○, 間違っている場合は正しい語句を書きなさい。 C 1. I could not stand her behavior. 2. We need to discuss about the problem. 3. Rise your hand if you have a question. 4. She married a famous actor last month. 5. She apologized me for her mistake. 6. He reached the station two hours later. mt be 7. Some students attended to the meeting yesterday. )内の語句を並べベかえて, 英文を完成させなさい。 ただし, 不要な語句が1つあります。 1.(say/you/this animal/ call/what/do) in English? 2.( the magazine/you/pass/for/me/can )? 3.(great/think/musician/Kate/we/that/a). 4.(resembles/he/his/very/with/father) much. 総合 5.(on/the patient/ the bed/lay/laid/she ). 6. (a/to/me/for/you/choose/will/dress )? 7. She's right, but ( don't/her/to/agree/they/with ). 8.(into/I/this/entered/April / high school ). 9. (will/happy/life/live/a/she/happily ) in the future. 1. しばらく彼をひとりにしておきなさい。 2. 私の父は3軒のレストランを経営しています。 Write! (for a while) 文型と動詞2 13 Lesson 3

回答募集中 回答数: 0