We are thrilled to think of the work being done there by astronauts of so many countries in a spirit of friendship and cofperation. この英文... 続きを読む

等比数列型の二式を解くと写真のような式になるのは何故ですか？

次の滞化式で定義される数列 {ag。} の一般項を求めよ. (1) q =1, g。 =ニ3。 grっ一2g。エュー 8og。 ニ0 (2) ニー2. go 7。 qrっ2一3 十2g。 0 (3) qム=1. go 5 grゥ一6gヵrm 十9g。 =テ0 隣接3項問型 gi+>二por 十 gg。三0 最初に, g。+2 三 2。 ga+ューッ, qゎ1とした特性方程式 >2 十pz十9三0 を解く. この特性方程式の解の種類により, 大きく 2 パターンに分類される. 基本的には, 2 つの異なる特殊解 w。 3 が求まり. Gaっ 一 びGヵ+ュ1 ー (CTュ ー od) 2 つの等比数列型 1 ーーデーーデーー ーー ーー に帰着する. G+s 一 gaュー O(oa+ューー 2) 則 [we キ8の場合] 等比数列型の 2 式をそれぞれ解くと 1 gsHューoop 三(2一eo1)・7トーー ーー① az+ュー /2o。 三 (gz 一 2qg1 )・ ACE⑨ ここから, 差① 一 ⑧ を計算して ga。+」 を消去 する. [特に o ー 1 の場合] ①は gz+ューg。 三(g2 一gi)・9"ー+ [階差数列型] ただし,e = 1 の場合も差を計算して o+」 を消去する上の方法のほうが楽である. 図 Iwニ8の場合] ①, ⑨ともに ga+> 一 ogaュー Q(Ga+ュー os) これを解くと qヵ+ュー eax 三 (gs 一 cgi )・o"ー [指数型]

答え合わせをしていただきたいですm(_ _)m

Unit n board US6: ビー eks, rihe last few We9?3, his bulletin board ----- a cluttered messl 奈 0 have been -テーー gds for housing, cars, pets, and even yard sales. Lets s 96t pack to the original Purpose of this board, which is for internal J mmuniC9tiOnS only. 一ーー Offers of, or requests for, discarded office mufe or equipment are also allowed. For a complete list of permissible 0stin9S, pleaSe click on Permissible postings” at the top of the page. please take down yoUr テー ads so that we can all focus on the company p0sNin9S. lf your personal ad is stil up by Friday, April 28, it will be deleted. Thank you foOr yoUr cooperation. The Management 1 ⑳ has become 2. (A) posts (B) is becoming @)posted (C) becomes (C) posting B (D) had become 、 (D) post 3. (A) Someone even posted tickets for a Las Vegas trip. (B) Another purpose is to bring the community together. (@) Please do not post an invitation to your child'S birthday party. ⑥) These include, for example, announcements of special company eventS. b 4. (A) office (B) personal (C) public (⑥)original D

私は口癖で何か失敗したり物を落としたりした時にアウチと言ってしまいます。英語ではアウチは痛いという意味があると知ったのですが不自然に聞こえてしまいますか？

4問とも分からないです。どこがどう間違いなのかも教えていただきたいです。

むものを 1 つずつ選べ. (各2点) Neクロ ツジ gS gunlesS We do not live sin づ: 下線部 afのうち, 間違いを含 (1) 。We do not seem pable to surVive c3S human bein close cooperation with rone another. (2) 。Some foods pconsist mostly in artificial components, 。and the worst thing aabout it is 。that these are mainly the tkinds of things ithat children jike. (3) 。Public transportation phas been much improved. 。A high-speed train, for instanCe, 。takes passengerSs sfrom Montreal to Toronto ifor less than two hours. (4) 。Though many Wome ement, amost of them agree 。that even a part-time jo n say pthat part-time work reduces their chances cfor advanc b is rbetter than any at all 【日本婦子大】

4問とも分からないです。どこがどう間違いなのかも教えていただきたいです。

むものを 1 つずつ選べ. (各2点) Neクロ ツジ gS gunlesS We do not live sin づ: 下線部 afのうち, 間違いを含 (1) 。We do not seem pable to surVive c3S human bein close cooperation with rone another. (2) 。Some foods pconsist mostly in artificial components, 。and the worst thing aabout it is 。that these are mainly the tkinds of things ithat children jike. (3) 。Public transportation phas been much improved. 。A high-speed train, for instanCe, 。takes passengerSs sfrom Montreal to Toronto ifor less than two hours. (4) 。Though many Wome ement, amost of them agree 。that even a part-time jo n say pthat part-time work reduces their chances cfor advanc b is rbetter than any at all 【日本婦子大】

4問とも分からないです。どこがどう間違いなのかも教えていただきたいです。

むものを 1 つずつ選べ. (各2点) Neクロ ツジ gS gunlesS We do not live sin づ: 下線部 afのうち, 間違いを含 (1) 。We do not seem pable to surVive c3S human bein close cooperation with rone another. (2) 。Some foods pconsist mostly in artificial components, 。and the worst thing aabout it is 。that these are mainly the tkinds of things ithat children jike. (3) 。Public transportation phas been much improved. 。A high-speed train, for instanCe, 。takes passengerSs sfrom Montreal to Toronto ifor less than two hours. (4) 。Though many Wome ement, amost of them agree 。that even a part-time jo n say pthat part-time work reduces their chances cfor advanc b is rbetter than any at all 【日本婦子大】

4問とも分からないです。どこがどう間違いなのかも教えていただきたいです。

むものを 1 つずつ選べ. (各2点) Neクロ ツジ gS gunlesS We do not live sin づ: 下線部 afのうち, 間違いを含 (1) 。We do not seem pable to surVive c3S human bein close cooperation with rone another. (2) 。Some foods pconsist mostly in artificial components, 。and the worst thing aabout it is 。that these are mainly the tkinds of things ithat children jike. (3) 。Public transportation phas been much improved. 。A high-speed train, for instanCe, 。takes passengerSs sfrom Montreal to Toronto ifor less than two hours. (4) 。Though many Wome ement, amost of them agree 。that even a part-time jo n say pthat part-time work reduces their chances cfor advanc b is rbetter than any at all 【日本婦子大】

2枚目の写真の文の意味を教えてほしいです！ [=4a]の部分がよくわかりません

> 。 ぁ点を D, 線分 りりOBを3 る ー 0 AB と 次のベクト ルを の, PP 2) OQ り OOP 重要27. 上にも BC 上にもあると考える。そこ An と引分 BCの交点Pは AD ほら りー イク 痢時 4 二 Ponfu3人 OP を 2 つのベクトル Hf /雪 AP : PD*: s)、BP : 2 - 』を用いて 2通りに表す と, か384 基本事項[引から のを 。骨 る*6. 5ゃ0. =ル# とちが1次独立) のとき 4 半 ムッ の5 D 0 pgTgの=ニカのg填ののつの か 5 上にもあると考える 2) 直線OPと線分 ABの交点Q は OP 上に FEW本 交点の位置ベクトル ぅ通りに表し 係数比較 症a 5 (1) AP : PD=s : (1一s), BP : PC 1の とすると ーート っ va 3 Se OP=(1-s)OA+sOD=(1一s)Z +テ5, OP=/6でC+ローの0Bニさす(1ーの5 ままみそ G-92+すがーすなすローの5 7 る+0.が+0。 4のであるから 1ーs=寺4 ーー トて拓 の 10 ーー RE還 これを解いて 3=生, 値 したがって 0P=坊@+各 し (2) AQ : QB=z : (1の) とすると 0Q=(1-の2+Z5 また, 点 Q は直線 OP 上にあるから, 0Q=zOP (ぁ は実数) とすると, (1) の結果から 994(語4+主=各+半引 3納 13 よって (22ニー の2十zの 82+言65 g*キ0 56キ0 2%8であるから ュー-2ーさ。 SM 1 の A0AB において, 辺O0Aを2: 1に 24 | AM の交点をPとし 間 「る点を OR を肝いア圭+ 線OP と辺ABI

英語得意な方、分かるところだけでもいいので教えてください🙇‍♀️

leta the sentenと9・ (4。 点X5デ20 点) alking C Putthe words in the bracket5 jn order and compl camp or keep WW (1) The question nOW is [ stop / should / here / we / whether ] and set upP 4 all night. it fOT (2②) Ueno park Was [ almost / couldn*t / we / crowded / find / that / so ] a PlaCe to 9 cherry-blossonm Viewing. ] but c2D 3) On this website, you [ English words / can / look up / not / meaning5 of / the / onIy hear their pronunciations- (④⑰ Einstein js the sientist [ we / about / how / really / think / changed / who ] the world- ut / to / any / found ] nar (⑤) Yesterday I missed the last rain and [ sleep / myself / place / witho the station. D Filin fhe blanks so that the pairs of sentences have the Sarme meanindg- (3 点メ5三15 点) (⑪ (34) Is against the aw to use your smartphone while driving a car, (b) Es against tfhe Jaw to use your smartphone and drive a car ( (6 ) ( ) tme. 2) (3) One newspaper suggests that the summit meeting between the two countries w辿 probably be held soon. One newspaper Suggests fhat the summit meeting between the two countries ( )( ) to be held soon. ft js certain that a lot of people will love this movie as soon as 直 is released. ), a lot of people will love this movie as soon as it S released、 ⑤ G) ⑧ ⑥) No( (④ (3) Too many phone calls during the disaster led to a severe network congestion. (b) Too many phone calls during the disaster ) in a severe network congestion. (③⑮) (8) Everyone essenfially agreed on his idea aithough some raised questions about how to realize 二. (b) Noope opposed his idea m ( ) although some raised questions about how to realize .