数学B ベクトルの計算が分かりません 写真の同値記号が成り立つ理由が分かりません。 内積と二乗の計算について調べながら行ったものの、2 が邪魔をして同値後の式になりません。 計算や考え方のどこを間違えてるか、正しくはどうか、ということを教えてください。 問題は、各辺が... 続きを読む

(SDA + toB + noc). (PA+ 0B - 00) OB <=> stetu = 9²+1²+U²³²+ St + latus. ( 1071 - 10B) = 1001+ 1, JA · 0B² ⋅ OF ⋅ OC = OC • OA - I) SIOA 1² + ¤ LOB1 ² - ulöcla 22 /50A + € 0B ₁100 1² 2² (S² DAI + 2 ² 10B) ` = n²locl² stetu = + 2 S t of ¹0B + 2 tu 08.00 +218 06-07) 25² 1 2 1 ² 1 20² + gtt tueus. 2が邪魔で同値にならない。

日本語訳をお願いします 自分の読みが合ってるか不安なので、、、

Hand of God of the lat 不誠実な Maradona, a famous soccer player, marked one of the most dishonest goals in World Cup 1 次の文章を読んで、下の問いに答えなさい。 Pirtray history in 1986. It's known a the "Hand of God." Argentina wasn't a one-man team at especially true in the game the tournament, but Maradona made it look like it was. That was BONSDAL A against England when he scored one of the game's greatest goals as well as one of the most わしい 5 questionable. He was one of the best players in the history of the game, but to be the best of all, he 2 ( clear) needed to win the World Cup. Maradona could handle the pressure. Perhaps, no player has ever controlled a World Cup as much as Maradona did in 1986. That was clear at the stadium. Argentina ( fight ) against England, and this was the match that made Maradona 10 famous [b ] another way. Early in the second half, Maradona marked his first goal. The England defender blocked a pass and kicked the ball back [c] the goalkeeper. But Maradona had made his way into the penalty area after the first attack, rose up and got [d] the ball before the goalkeeper. The ball went into the net. Replays showed Maradona used his left hand, not his head, to score. 15 After the match, he explained the goal was made "a little with the head of Maradona and a little with the hand of God."

解説お願いします。

b 容積が一定の密閉容器に同じ物質量の窒素と水を入れ、温度を 171℃ に に1 保ったところ,水はすべて蒸発し、 窒素と水蒸気の混合気体の全圧が 1.6×105Paになった。 温度を60°Cに下げると, 水の一部は凝縮して液体 になった。このときの窒素と水蒸気の混合気体の全圧は何Paか。 最も適当 な数値を次の①~⑤のうちから一つ選べ。 4_ Pa ① 8.0×104 1.1 x 105 1.6x105 X ! 2 〃 1.6×105 4444 29.0×104 ⑤1.2×105 0.8×105 ( 12 a N2 H2O 1 2.0x104+P2 333 模試 第4回 2.0x104 pa (問) ③③1.0×105 関恋人 ・60°℃のときの H2Oの飽和蒸気圧 SDA

答え合わせをしたいので分かるかたお願いします🙇‍♀️

総合問題 ④ 次の英文の( )内に入れるのにもっとも適切なものを、①~④の中から1つずつ選び記号で答 えなさい｡ (1) His father won't ( 1 get (2) This river is dangerous to ( being swum @ swim in (3) ( ) to see you on Tuesday. I'm possible? It is unable for me 3 It is possible for me 4 There is no (5) Many communities for their supply. that obtained (6) He is said to ( 1 win ) him drive his new car. @ allow 3 let (8) Tell me when ( blow did you come 3 you came (4) If the river is clear, you can see the beautiful scene () on it. reflect 2 reflected 3 that reflected are dependent on the water ( ) in July. 3 swim it hadn't become boln 3 shouldn't become C 4 permit 4 swimming (soomA\y\m \ BÌ) (7) To my surprise, John ( ) natto before he came to Japan. 1 was eaten will eat 3 has eaten 4 to reflect 2 obtained ) a prize in the speech contest last month. 2 have won 3 be won ) from wells 3 is obtained @obtain it B ) to the United States for the first time. Tanton you have come 4 have you come 2 haven't become 4 wouldn't become (9) What kind of person do you think you could have been if you () a) musician? 4having won 4had eaten bus ovad (10) The results of Experiment A are more reliable than ( ) of Experiment B. Ⓒones O that REG3 these those CA B

穴埋めしてほしいです。

4 日本語を参考にして, () に was/were/wasn't/weren't のいずれかを入れて英文を完成さ せよう。 (→p.40,41) E5-4 1. 「テストは難しかった?」 「ううん, やさしかったよ」 イグザム ディフィカルト "( ) your exam difficult?" "No. It ( ) easy." 2. 「君は昨夜家にいなかったね。 どこにいたの?」 「お兄ちゃんと東京ドームにいたんだ」 "You( ) at home last night. Where ( ) you?" "I ( )at Tokyo Dome with my brother.” 3. 「ダイスケとユキはミーティングにいましたか?」 「ダイスケはいたけど, ユキはいませんでしたよ。 彼女は昨日学校を休んでいました」 "( ) Daisuke and Yuki at the meeting?" "Daisuke ( アプセント She ( ) absent from school yesterday." 4. 「先週はいいお天気でしたか?」 「ええ, すばらしかったですよ」 "( ) the weather nice last week?" "Yes, it ( 5. 「今日は土曜日だから、 昨日は木曜日ではありませんでしたよ」 「ああ、そうですね。 金曜日でした!」 "Today is Saturday, so yesterday ( "Oh, that's true. It ( ), but Yuki ( ) Friday!" サーズデイ ) Thursday." 日本語を参考にして, 単語を並べ替えて英文を完成させよう。 (p.38~41) 1. ふざけてはいけませんよ。 (be/don't/silly). 2. タクシーに乗りましょう。 (taxi/take/let's/a). 3. この部屋では静かにしなさい。 (this/be/in/quiet/room). ) beautiful." 4. 私は昨夜とても疲れていました。 (last/I/night/tired/very/was). 5. 彼らは先週の水曜日にここにいませんでした。 ウェンズデイ (here/they/last/weren't/Wednesday). E5-5 6. 「ベンは昨日仕事でしたか?」 「いいえ。 彼は昨日は休みでした」 (at work / was / Ben/yesterday/?) (yesterday/he//off/no/was).

赤丸をつけたところが分かりません。ちなみに、【】は副詞句・副詞節、（）は形容詞句・形容詞節、〈〉は名詞句・名詞節です。 1つ目の赤マルは、なぜthat以下が副詞節なのか(自分は名詞節だと思った) 2つ目はの赤マルは、何のofか

[At the turn of the twentieth century, a remarkable horse (named Hans) was paraded [through Germany] [by his owner Wilhelm von S M Osten, a horse trainer and high-school mathematics teacher. Not only could "Clever Hans" understand complex questions (put to him 同格のカンマ 「すなわち」 V S in plain German) 構文図解 M M O 過去分詞の名詞修 [If Tuesday falls on the eighth of the month M - but he could answer them by 0 M M what date is the following Friday?" not only A but (also) B S C S tapping out the correct number] [with his hoof]. [Using this simple V M with 「~を使って」 分詞構文「~して」 M response], it appeared [that Hans could add, subtract, multiply, and S V M add, subtract, multiply, divide divide, tell the time, understand the calendar, and both read and add ~ divide, tell the time, understand the calendar, both words spell words]. Suspicious, the German board (of education) appointed S M M V Being 省略の分詞構文 a commission, (including circus trainers, veterinarians, teachers, and 0 「~を含んだ」 M circus trainers, veterinarians, teachers, psychologists psychologists), to investigate the situation. Surprisingly, they to do C M S concluded [in 1904] <that no trick was involved>. This did not satisfy V V M S O 名詞節のthat the board, and the case was passed [to psychologist Oskar Pfungst) O S V M [for experimental investigation]. [Braving both the horse's and M 名詞節のthat observer of human behavior >. M owner's notoriously bad tempers], Pfungst finally was able to 分詞構文 「~して」 S M V demonstrate <that Hans was no mathematician, but rather a fine not[no] A but (rather) B[ATTB 20 t を使っ 教育

65の(2)なんですけど、なぜaベクトルの係数が０と分かるのでしょうか？緑の線で引いたとろです 教えてほしいです。

EX 65 正四面体OABC に対して, 3 点 0, A, B と同じ平面上の点Pが 3OP=2AP+PB を満たし (1) OP をa, で表せ。 いる。 OA=α,OB=6,OC=cとおくとき (2) △ABCの重心と点Pを結ぶ線分が面 OBCと交わる点をQとする。 OQ をd, b, c で せ。 [福井大 30P-2AP+PB から 3OP=2 (OP-ON) + OB-OP OP=ON+1/2OB=-a+1/26 よって (2) PQ:QG=s: (1-s) とすると OQ=(1-s) OP+sOG =(1-s)(+1/26) + s - (²-1)+(²-) 6 + 2 c 4 138-1=0 点Qは平面 OBC上にあるから 3 s=³ 4 ゆえに 0Q=³b+- 8 よって 1→ 4 点Dから平面ABCに下ろした垂線の 足をHとする。 Hは平面ABC 上にあるから DH=sDA + tDB+uDC, s+t+u=1 ・① =(s-u, -2s-3t-2u, -7s-6t-5u) DHは平面ABC に垂直であるから ゆえに DH AB=0 第2章 空間のベクトル G 4s+3t+2u=0 B 2, DH.AC=0 EX 座標空間に4点A(2, 1,0), B(1, 0, 1), C(0, 1,2), D (1,37) がある。 3点 A, B, C を通 66 る平面に関して点Dと対称な点をEとするとき, 点Eの座標を求めよ。 [京都大〕 ..…... ●D C と表される。 DA=(1, -2, -7), DB=(0, -3, -6), DC=(-1,-2,-5)であるから DH=s(1, -2, -7) +t(0, -3, -6)+u(-1,-2, -5) 1-s E Hh 平面ABC P DH⊥AB, DH⊥AC よって 6s+3t+2u=0 _C=(-2, 0, 2) であるから, ③ より u_u)x (-2)+(-2s-3t-2u)×0+(-7s-6t-5u)×2=0 って (5) [HINT] 平面 OBC 上 点は mi+nc で表され る。 ただし,m,nは実 数とする。 【3点G QPが一直 線上にあることから, PQ=sPG として考え てもよい。 その場合, OQ=OP+PQ =OP+SPG =(1-s) OP+sOG s+t+u=1」 の代わり に、 「AH=sAB+tA として考えてもよい。 の場合、DH=DA +7 ■B=(-1,-1, 1) であるから, ② より s_u)×(-1)+(-2s-3t-2u)×(-1)+(-7s-6t-5u)×1=0 としてDHの成分を を用いて表す。 口の係数が0。 HINT 点Dから平面 ABCに下ろした垂線の 足をHとすると, Hは線 分 DE の中点である。 よって DE=2DH DH の成分は, 「Hが平面ABC上にお る」, 「DH⊥平面ABC. から求めることができ Lint. 「DH =sDA+tDB+uDC

答え合わせしたいため、わかる方解答教えてください🙇🏻

4 □001 基本 002 基本 005 [基本] 基本 003 009 010 004 008 [基本] 次の英文の( )に入る最も適当な語(句)を1つずつ選び, 番号で答えなさい。 I had a fight with Jun and now we ( ) to each other. aren't speaking 3 aren't to speak Day 1 月 月 日 解答時間( 解答時間( 日 動詞と文のかたちに関する問題 ① The secretary told me that Mr. Jenkins ( 1 goes 3 have been 3 is finished 5 will have been finished ☐007 I would rather walk than ( 904 take 3 took I am not sure if she ( 1 go 3 will go The new building ( ) by the time you graduate in 2015. 1 finishes 2 has finished 4 will finish I'm sorry, sir, but smoking is not ( ℗ permitted 03 permitting 2 aren't spoken 4 weren't speaking 006 The time of day just after sunset and just before night ( is call 基本 2 called 3 is called had seen 2 had gone 4 is being ) to Sri Lanka for study after graduation. 2 visiting 4 will visit U3 saw ) a bus. ) in this building. 2 permission (4 permit Kevin is such a diligent student that he ( 1 must have received 03 don't need to receive ) out to lunch and wouldn't be back until two. 2 had taken 4 to take Jane was very pale. She looked as if she ( A: Are you going home to your family for the New Year's holiday? B: I wish I ( 1 can ). But I have to stay in the city and work. 2 could 3 go 4 will ) such a low grade. 2 should be able to receive 4 can't have received ) dusk. 4 call 2 is seeing 4 seen ) $ ( 分( ) a ghost. WILURES 04 NA BA sa aa 122103 /40) 点 /40) 点 E VIGO < 慶應義塾大 > <獨協大> <東京医科大〉 <関西学院大 > 〈 南山大〉 LIQ <熊本県立大〉 SAYA <京都女子大> <高知大) <学習院大 > 2018-ANSHROO HAABERSTAR (***) STAATENSESBEST ☐011 012 □013 基本 030 □014 ** 015 □017 ☐019 020 But for the actions of a brave firefighter, I () alive now.vil(sets inter hor 1 am stulbomuni 2 hadn't been qu woda 4 wouldn't be 3 will be bib @ <日本大〉 blooda □ 021 ( ) that dinner would be served at the conference, I would not have eaten sandwiches on the way. If British shovic and uplol nirmolof werbe Taking/her 300l 2 1 If I know 3 If I were to know 2 Had I known 4 Should I know The population of that country is (ows) that of our country.daun ( 1 as large as three times 2 as large three times as 3 as three times large as 4 three times as large as Vintage For my taste, this soup needs to be a bit() salty. 1 as 2 few 3 many 5 less 4 than I quit my job two months ago. It was the () mistake I've ever made.az badedant gnitiew, wade 2 impossible sold moloca en 3 probable/ had/ offer/ for / 4 worst eneroun / it), we could not have edi galybusdam es basqa bloode uoy deiland wo 016 io al I'm not sure how long ( ) to deliver this washing machine. og 25 gumal 1 do you take 2 for taking you si 3 does it taken asuiaud beaed-sm4 it will take om at malam commo レアはアフリカの4倍を超える量のダイヤモンドを I cannot believe it. He would be the (ore) man to take bribes.es) diamonds prooed in impossible bstinu sdi ni ylio 2 least moose alalaittoyob tsdW eso 3 hardest 4 last aduni wilgo va huraueano el a mairg lo mlbite 008 ghean jadi seluug oe al mus guiad □ 018 I realized that my family was in danger, and ( ). 1 so I was 〈上智大 > DED 2 so did I ④ so I did 3 so was I mi法政大 distine sdt at gaib wzĀJA that noite):8(**) I will work next Saturday (S) necessary.w 1 by Jis 2 if a l'abinow 3 soabam ) IIA (d) Tradisi 2 (a) ( <大阪教育大 > <玉川大〉 ASO < 桜美林大 > SOJEN VECTOIS003CTOXX E It was ( ) we found the antique silver spoons. 1 what in Paris 2 in Paris that 3 in Paris which Shi aslil noy of 4 Paris in where of bovom og bed 900 bio siti (esmit lossis svubli 18 ② 次の各組の英文の( ) に共通して入る最も適当な語を1つずつ選び, 番号で答えなさい。 (a) He ( ) have missed his train. (b) Business has been thriving in the past year. Long (l) it continue to do so! 1 should 2 shall 3 might 4 may TEO <甲南大 > TEO 〈上智大〉 Aviator 600 Level 5

英語で日記を書いてます 自分で英作したのですが文法の使い方など合っているのか分かりません。なんでもいいのでアドバイス貰えたら嬉しいです！！

...Aptil... 13th I'm 40 tired I Ⅰ had Thursday. sunny.. tadoxy.. fasst class in high.... school. I feel a week too long.... 4/13(木) はれ 今日すごくつかれた。 初めて高校の授業を 受けたから。 週間が長く感じる…

どちらも答えが1になるのですが、なぜそうなるのか分からないので教えて頂きたいです。 他の選択肢が間違っている理由まで教えて下さると助かります。

25 of 500 students attended the special lecture last Wednesday. Chod An audience 2 Audience 4) Much audience Audiences 38