Mathematics Senior High about 1 yearago 軌跡の問題について質問があります。 この問題の(3)の解説部分に 注 という説明が あり、それよって点(0、2)が除かれるそうです。 1、なぜ平行な直線を表せないから一つの点を除くのか 2、なぜ(0、2)だけなのか この二点がわかりません。 どなたか解説お願いします💦 mを実数とする. xy 平面上の2直線 mx-y= 0 ...... ①, mx-y=0.①, について,次の問いに答えよ. x+my-2m-20 ...... ② (1) ① ② は m の値にかかわらず,それぞれ定点 A,Bを通る。 A, B の座標を求めよ. (2) ①,②は直交することを示せ. (3) ①,②の交点の軌跡を求めよ. + Solved Answers: 1
English Junior High about 1 yearago なぜ(5)ではdidを使っているのに、(6)はwasを使うのですか? Tokyo- □(5) Yuki got that bag yesterday. (疑問文に) ✓ Did Yuk! got that bag yesterday? (6) She is in the library now. (下線部を yesterday にかえて) She was in the library yesterday Solved Answers: 2
Mathematics Senior High about 1 yearago (1)でx^2+yをkとおいて解くやり方をしてみたのですがどのように解けば良いか分からなくなってしまいました。どのように考えたら良いのか教えて頂き たいです。よろしくお願い致します。 13 実数x, y が 2x2+y-2y-3=0を満たすとき,次の式のとり得る値の範囲を求め (1)x2+y (2)x+y ( Waiting Answers: 1
English Senior High about 1 yearago 間違っているところがあったら教えてください🙇♂️ また、(7)が分からないので教えていただきたいです (3) He has (how/idea/get/to/no) along with his colleague. (4) 長い間お待たせして申し訳ありません. (waiting/ have / sorry/you/so long/to/kept / I'm). (5) そのコンピュータは大きすぎて私のかばんに入らない. (bag/big/the computer/go/into/is/my/to/ too). (6) 離れてみて初めて自国のよいところがわかる. It is (you/ your / you appreciate / until / that / leave it / not) own country. Solved Answers: 1
History Junior High about 1 yearago なぜロシアは黒海から地中海への出口を求めたのですか? 南下政策です 教えてくださいm(_ _)m Solved Answers: 1
History Junior High about 1 yearago ビスマルクがプロイセン王国の首相だったそうですが、プロイセン王国はビスマルクの諸国の統一によってドイツ帝国の一部になりましたか? 教えてくださいm(_ _)m Solved Answers: 1
Mathematics Senior High about 1 yearago 10進数から2進数への変換の問題です。 途中式や最後の解にbとありますがこれはどこから来ているのでしょうか。 ・な 例題 1 10 進数 13.375d を2進数に変換せよ. 10進数→2 解答 変換規則に基づき, 整数部と小数部を別々に変換する. 2)13 1 0.375 x 2 = 0.75 2) 6 0 「小数部のみ 1101b .011b 2) 3 1 0.75 x 2 = 1.5 2)1 「小数部のみ 0 0.5 x 2 = 1 整数部 小数部 これより, 整数部と小数部を合わせて 13.375d=1101011b となる. Solved Answers: 2
English Senior High about 1 yearago 間違っているところがあったら教えていただきたいです🙇🏻♀️ 6 CD Chacal the 1 Choose the best answer to fill in the blanks. (1) (1) ( ) the editor of this magazine? ①Do you know is who 3 Who do you know is 2 Do you know who is Who is do you know (関西 (2) Please keep your eyes ( 1 close 2 closing ) until I tell you to open them. 3 closed 4 to close (京 (3) One of the twins lives in Tokyo, but ( ) lives in New York. ①another 2 other 3 the other 4 the others (4) There is not much hope ( 1 as 2 how ) they are still alive. 3 that 4 which (5) The language ( ①speaking (6) He ( 1 should ) in the province is Arabic. 3 spoke 2 speak ) be sick. I just saw him playing soccer. ③ can't ④spoken (月 (7) It will not be long 1 before 2 may ) we meet again. 3 above 2 on ④ won't SET ④during (8) Tom may not have studied ( 2 as hard ①enough hard (9) There are many books worth ( ) to pass the entrance examination. 3 hard enough 4 hard as ) more than once. 3 reading to be read 1 read 2 to read (10) James found ( ①him ) difficult to write down foreign names. 2 himself 3 it ④them (11) They suggested that he ( ) to the meeting. 1 come 2 comes (3) came 4 had come (12) Hurry up! Our bus is leaving ( ) a few minutes. I till 2 on 3 during 4 in (13) You will miss the train ( ) you walk more quickly. 1 if (14)( How about 2 without 3 unless ) take the train instead of the bus? It's faster. ②Let's 3 Why don't ④but for ④Why not Solved Answers: 1
English Senior High about 1 yearago (3)がhad beenが答えなのですが、亡くなったとはいえ結婚している状態だと考えてhave beenとしてしまいました。なぜ解答がそのようになるのか教えて頂きたいです。よろしくお願い致します。 問2 次の英文の(1)~(5)の ( よ。 )内の動詞を、英文の内容に即して最も適する形に 1) My child (play) basketball for hours since this morning. → has been playing Another spring is coming. Three years (1) (3) (pass) since our mother (2) (die) suddenly. My father and mother (be) married for forty-nine years and they would have celebrated their golden wedding less than a year later. She died just when I was planning to take them to Izu for the baths in celebration. My father was deeply depressed by the death of his beloved wife, but these days, he (4) (seem) to be returning to the way he used to be, so I'm thinking of going to Izu with him when the cold (become ) less severe early this spring. (5) trip. Solved Answers: 2
English Senior High about 1 yearago 30番と31番が分かりません、、教えてください😭😭 他の答えは合っていますでしょうか、、 28. 再婚した女性が30代で母親になることは、もはや驚くことではない。 (surprising/amother / it is / in her thirties / a woman / in her second marriage/for/to become / no longer ). <獨協医科大〉 It is no longer surprising for a woman in her thirties to become a mother in her second marriage. 29. 大きな家の住み心地がいいとは限らない。 Large houses are (to / in / comfortable / live / necessarily /n6t). <東邦大〉 not necessarily comfortable to live in ? 30. 彼は,その大聖堂が完成するのを見ずに世を去った。 (1語不要) (before / cathedral / completed / did/ he / live / not / see / the/ to). He did not see < 東京理科大 〉 ? □ 31. 彼が留学できるように, できる限りのことはするつもりです。 I will do anything (can/for/I/it/make/possible / to) him to study abroad. < 立命館大 > 32. 玉ねぎは、エジプトのピラミッド建設に関わった労働者の重要な栄養源だったと見られている。 Onions (a / are / been / believed / hate / significant / to) source of nutrients for the laborers who built the Egyptian pyramids. to have been believed are a significant □ 33. 飛行機に乗り遅れないように, 私は早く家を出た。 I left home early (my/to/nøt/miss/order/flight/jn). in order not to miss my flight < 立命館大 〉 〈札幌大〉 Solved Answers: 1