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英語 高校生

こちらのプリントの回答教えてください。 よろしくお願いします。

4 eehaupbsorl elstog 空欄にあてはまるものを (A)~(D) の中から選んで記号を書きましょう。 rinom soon tundA (8) 1. My first of Toronto was very positive. (A) impressed (B) impressing (C)impressive (D) impression swdua vd oo visuay 1 (5) 3. 2. The special equipment was (A) originally (B) origin (C) original (D) originality 4. The manufacturer (A) produces vaboj alriemriserter prind soinom bib vilW..t A teacher's class. Sum ob incinu vertone (A) friendship (B) friendlily (C) friendly (D) friendliness Autoledad blow approach makes new students feel comfortable in their new es new students fee (B) has produced shwob trand enirkham y 5. It is necessary that the applicant 8. Would you mind (A) open made for those who have mobility problems. mismo2( bloo out a'fariT (8) Of(0) tripim men (8) TV sets in developing countries ten years ago. (D) has been produced (C) produced (A) fill (B) filled (C) fills (D) would fill 6. Tomoko invited me to see the musical with (A) she (C) (B) heraners 10. Is there anyone (A)whom blueWF Tesy jasi cio 7. The CEO by the charity foundation to speak at their annual conference, but he had to decline the request because of a scheduling conflict. (A) asked (D) had been asking (B) was asked (C) has asked 9. The meeting will be held (A) in dar out the form before the job interview. toy bollit need cen (A) admun orong olidam ym e'evgH (8) Jeneves need even ment (2) eldabil opening prupiolansi (B) whose blow reiwi at sol no (D) herself them. the window for me? vietne.m (C) to open (D) to be opening Houp (0) (B) on (C) for (D) at nismen (0) Meason (2) gribnstalue (8) 10:30 in the conference room. is against this alternative proposal? (D) which m) boysin .GP .er Deda briced OS eldialval (A) 11. Tim is as as Linda. (A) more intelligent (B) intelligent (C) less intelligent (D) better intelligent for storage. (A) designated (B) detained (C) reciprocated (D) signified 12. According to the proposal, a large block of rooms in the east wing of the new building will be

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英語 高校生

こちらのプリントの回答教えてください。 よろしくお願いします。

4 eehaupbsorl elstog 空欄にあてはまるものを (A)~(D) の中から選んで記号を書きましょう。 rinom soon tundA (8) 1. My first of Toronto was very positive. (A) impressed (B) impressing (C)impressive (D) impression swdua vd oo visuay 1 (5) 3. 2. The special equipment was (A) originally (B) origin (C) original (D) originality 4. The manufacturer (A) produces vaboj alriemriserter prind soinom bib vilW..t A teacher's class. Sum ob incinu vertone (A) friendship (B) friendlily (C) friendly (D) friendliness Autoledad blow approach makes new students feel comfortable in their new es new students fee (B) has produced shwob trand enirkham y 5. It is necessary that the applicant 8. Would you mind (A) open made for those who have mobility problems. mismo2( bloo out a'fariT (8) Of(0) tripim men (8) TV sets in developing countries ten years ago. (D) has been produced (C) produced (A) fill (B) filled (C) fills (D) would fill 6. Tomoko invited me to see the musical with (A) she (C) (B) heraners 10. Is there anyone (A)whom blueWF Tesy jasi cio 7. The CEO by the charity foundation to speak at their annual conference, but he had to decline the request because of a scheduling conflict. (A) asked (D) had been asking (B) was asked (C) has asked 9. The meeting will be held (A) in dar out the form before the job interview. toy bollit need cen (A) admun orong olidam ym e'evgH (8) Jeneves need even ment (2) eldabil opening prupiolansi (B) whose blow reiwi at sol no (D) herself them. the window for me? vietne.m (C) to open (D) to be opening Houp (0) (B) on (C) for (D) at nismen (0) Meason (2) gribnstalue (8) 10:30 in the conference room. is against this alternative proposal? (D) which m) boysin .GP .er Deda briced OS eldialval (A) 11. Tim is as as Linda. (A) more intelligent (B) intelligent (C) less intelligent (D) better intelligent for storage. (A) designated (B) detained (C) reciprocated (D) signified 12. According to the proposal, a large block of rooms in the east wing of the new building will be

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数学 中学生

この問題の(5)で、連立方程式を作って交点を求める時、妹はy=-60x+2400兄はy=75x-750の式の、2400と-750になるのはなぜですか?教えてください、! あと、なぜ23分20秒となるのかも教えて欲しいです。 写真は答えと問題文を載せてあります。

兄と妹が, 1200m離れた家と学校の間を1往復 した。 家と学校は一直線の道路で結ばれており, 妹は 一定の速さで歩き続けた。 一方,兄は、妹と同時に家を出発したが、学校に向 かう途中, 家から450mの地点で10分間立ち止まって 休んだため、妹より家に着くのが2分遅くなった。 右の図は、 妹につ いて, 家を出てから の時間と家からの距 離の関係を示したも のである。 また, 兄 は休んでいるとき以 (家)・・・ 外はつねに一定の速さで歩き続け、学校に着いたらす ぐに家に向かったものとする。 このとき、次の問いに答えなさい。 〈福井〉 (5点×6) (1) 妹の歩いた速さは分速何mか求めなさい。 (m) (学校)・・・ 1200- 1000 800 600 400 200 (m) | (学校)・・・ 1200 __ (2) 兄の歩いた速さは分速何mか求めなさい。 (家)・・・ (3) 兄について, 家を出てからの時間と家からの距離 の関係を表すグラフを,下の図にかき入れなさい。 A 0 0 (妹) 20 40(分) 10 30 40 (分) CHANTING (4) 2人の間の距離が最大となったのは出発してから 何分後か。 また, その距離は何mか求めなさい。 20 出発してから 100NOCHEME (5)2人が、歩きながらすれ違ったのは,出発してか ら何分何秒後か求めなさい。 15

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数学 高校生

下線部の水色の項数はどこからわかりますか?

例題 B1.8 既約分数の和 pは素数,m,nは正の整数でm<nとするとの間にあって, p を分母とする既約分数の総和を求めよ。 (同志社大) 解答) STAND 考え方 具体的な数で考えてみる。たとえば2と4の間 (2以上4以下) にあって5を分母と する数は, 10 Focus 11 17 18 19 (-2). 15 12 13 14 15 (-3). 16. 5. 5. 5. 20 (4) 55555 5'5'5'5'5 m以上n以下でpを分母とする数は, mp (= m). p 1 等差数列と等比数列 つまり、2.2+1/32+1/3 ......, 2+- となり、初項2. 公差 1/3の等差数列になって 10 5 いる. 項数は分子に着目して 11 (=20-10+1) 個である. これらの和を求めて, そのうち既約分数にならないもの(整数) を引くとよい . S2=120 mp+1 mp+2 p Þ つまり、初項m 公差 等差数列となる。 Þ 項数np-mp+1, 末項nであるから, その和S, は, S=1/12 (np-mp+1)(m+n)……① 1/² (n=m+1) (m+n) ......2 ....... 注 素数を分母とする真分数の和は, 12. p p よって、求める和をSとすると, ①, ②より、合 S=1/12 (np-mp+1)(m+n)-1/21(n-m+1)(m+n) + np-1 np (= p p また,このうち, 既約分数でない数は整数であるから, m,m+1,m+2, ......,n-1, n つまり,初項m, 公差1の等差数列となる. [ 項数n-m+1, 末項nであるから、その和 S2 は, としてもよい。 =1/(m+n)(np-mp+1-n+m-1) =1/12 (m+n)(n-m)(b-1) MD_R... 具体的な数で調べて規則性をみつける P (29) (=n) 1+2+ ...... p **** LED まずはすべての分数の 和を求める . (p-1)p か B1-11 公差の等差数列 p 項数をkとすると, n=m+(k-1) -1 1/13より、 k=(n-mp+1 だから, S₁=((n-m)p+1} -1) X (m+n) 分母が素数であるから, 既約分数でないものは mからnまでの整数に なる. 項数n- (m-1) S から S2 を引けば, 既約分数の総和となる. S=S-S2 練習 mnは自然数でm<nとする.mとの間にあって5を分母とするすべての B1.8 有理数のうち、整数にならないものの総和を求めよ。 (富山大) *** 200 bw== B1 B2 C1 C2 13161 1) 190, 2. HMON

解決済み 回答数: 1
英語 高校生

間違ってるとこあったら教えてください

英語 7 次の英文を読み、1から4の ちから一つずつ選びなさい。 解答番号は 内に入れるのに最も適当なものを,それぞれ①~④のう 27 O others. 24 Nagisa was a nurse who was working in Zimbabwe, a country in Africa. One day, she got an email from her old high school homeroom teacher, Mr. Tamai. He wanted to ask was hesitant at first because she always had a fear of public speaking, she felt this would be a Nagisa to give his students a talk about what she was doing in Zimbabwe. Although Nagisa good chance to tell students about the joy of working abroad and helping people in need. The next time Nagisa went back to Japan, she visited Mr. Tamai's high school to speak with his students. She was very nervous, but to her relief, the students seemed to be very interested in her story. She talked about her job, her reasons for working in Zimbabwe, and both some good and bad things about working there. She shared her passion for helping After the talk, one of the students came to talk to Nagisa. He said, "I would like to work abroad and help people in the future like you, but I don't know what kind of job I would be able to do. Do you have any advice for me?" Nagisa said, "I think, doing something you like is the key. Keep doing it, and doors will open for you." (Ten years later) One sunny day, a group of Japanese farmers visited the village where Nagisa was living. They came to teach local people how to grow plants and vegetables. People in the village were eager to learn from them. Then, the youngest member of the farmers' group came to talk to Nagisa and said, "Hi, do you remember me? You gave a talk at my school ten years. ago. At that time, I liked growing plants and vegetables, but I didn't know how to use that to help others. You told me to keep doing what I liked and that has really opened doors for me to do what I'm doing now. Thank you." Hearing his words, Nagisa recognized who the young man was. She was surprised and pleased that her talk from ten years before was able to make a difference in this young man's life. 1 Nagisa was 24 a high school teacher. 2 afraid of public speaking. 3 scared of living abroad. 4 a doctor in Zimbabwe. 4 2 One thing Nagisa told Mr. Tamai's students was why she chose to work in Zimbabwe. how she learned a new language. 3 when she went to a high school in Africa. 4 what she did to impress local people. 3 One of the students said he wanted G (2) (3 to be a kind nurse like Nagisa. to teach Japanese culture in Africa. to open doors for other people. to help people overseas. 26 3 25 4 Ten years after her talk, Nagisa 27 made an appointment to meet one of her old friends in Africa. 2 became a farmer and taught local people how to grow vegetables. met one of Mr. Tamai's students again. 4 4 gave a small talk in her high school again.

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