(3)が分かりません💧 どなたかよろしくお願いします🙇🏻‍♀️

数列{zJの初項から第ヵ 項までの和ゞ, が, 9ニーgヵ十37 (=1 2 3 の と表されでいる, (1) 初項Z」を求めよ. (2) ヵ=2のとき, のとの呈との間に成り立つ関係式を求めよ。 (3) 一般項Z,を求めよ.

解き方、答えが違うんですけど、なんでこの求め方だとダメなんですか？

165 放物閑 ッニァ*ー3ヶ3 と 了もor。 面積Sを求めよ。 5r+7 で半まれた知人のの デー3ァー3ニーァ*二57 一 2**ー8z-10=0 2(zヶー5)(>+1)=0 >=-s よって, 求める面積Sは図の色の部分 5ニー2有なー5(z+Dgz ETm ニーなTi-6(<+Dgz <思 交半の確認 一利etD-eh半. ーーす6ー3.9)-2"=o 県の和分をくくるのがコツ | 図は上下関係を確認するための ものですか ょうに, きちん 7軸までかく必要はありません

英単語　データベース4500を使っています いい使い方はありますか？ 教えてください

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この積分はどうやって解きますか？ ∫[0, 1] y²/(y²+1)³ dy べき乗型、部分分数分解、tant置換もやってみたんですが解けなかったです。 また、結果は知ってますが、reduction formulaを使ってるようです。この公式の日本語を知ってる方はいます... 続きを読む

2 り 販請語 (9 十1) Write yas9?"十1一1andsplit: 9 十1 1 em (2+1" (の+1) 1 1 Ft (2者にに(2者遇 Apply linearity: か 記 放記 了 Now solving: 上 計y革 (2宇和 Apply reduction formula: 1 2nー3 1 グ / 2 ュ d9三 ー ュー1 d9 ュー1 (ag*十b) 2b(nー1) (az2 上) 2b (ュー1) (ay? 十b) NIINtoキ補欠Yeーータ6 グ 5 1 はにE学設は8主 2(2キ1 2 2エエンマ

14-16のところを和訳してください。 そして14-16のところでthenが沢山ありますが、これらはどういうことを意味しているんですか？？

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岩手大のいつかの過去問です。黄色でマーカーを引いたところの文構造と和訳を教えてほしいです。believed to beやandの使われ方が特に分かりません。 どなたか解説よろしくお願いします。

Have you hcard he welLknown claim hat onl-7 pereent ofany spoken messageia還の3 1 sherieiel us that a fuN 93 pefeent ef any message is communicared nonverbally/Tiis contcndon is 6f cours absGNute Rubbisi Thc 7-pcrccnt formula is endorscd by many professional communicaton traincrs They cell us that of hc 93 pcrcent figure refering to nonverbal Gommunicaton 53 pcrcenr is through body language and the Other 38 percent is through One GTNOice T anndcd acommunicatons workshop recendy in 《siicdh the faeiitorl uite 9 cy mphasizcd ythese seadsdcs/ wasy to put it indelicatey dumbfounded9 Tchallenged her by asking "Do you mcan that if stood jn front ofithis class and spoke yere consistent with my rp in Chinse,&s jong aymy body language and tone of rmessagey You would al understand me?9 She uecd all he communicadon Kils at her command to virtually slap me down. /She supported hcr claims by quoting the research done by the eminent psychology professor Albert Mehrabian。 The rest_of the class impresscd that this principle was being put fortn as the の7 resulr of a scientific study and not just as a myth or rumor。 nodded in agreement 1 acquiesced*。 remaining unconvinccd. 1 consulred my friend Google and did some research。 Yes。experiments were の7 conducted by Albert Mehrabian、 currcntly profcssor emeritus* of psychology at the Universiny of California at Los Angcles. But thc rcscarch in qucstion was done in 3 1967.using one word at a ime to measure [yhat thc hstcncr beliced to be the fcchng of he spcakerkndl determine iF the Istener hiked the spcaker The cxperiment was never intended to measurelhow well the jkteners understood what the spcaker was nying Q communicate. Achrabian has published his work and findimgs in thc book Sicr AMesge。(On gz his website、 Mchrabian states: “SAgr Afessgges contains a detailed discussion of my indings on inconsistent messages QP feelings and atiitudes (and the relatve importance Tam ob beginning Unformnaele 39

調べると、look to ~ for … 「~に…をあてにする」と出てきたのですが Look to nature for inspiration. は「自然に刺激をあてにする」と訳になるという事ですか？上手く訳せません…😭

Our organization plans to stimulate ( ) development in the area ①economical ②economic ③economics ④economized 解答は②なのですが、①と②... 続きを読む

解の公式なのに分母に2がかけてないのはなぜですか？

0 2次関数 ッ= 3z?十18x十922 のグラフと軸と の共有点の x座標は, 3zZ二18x填22 0 の実数 解である。2 次方程式の解の公式より 前 ー9主79?一3x22 3 者9di 3 よって, 共有点のァ座標は ー9二715 -9-y15 1 3

これが、②と④がダメなのか教えてください。

| 次の英文を読み 下記の設問に答えよ。(配点 55) TUmhrelas are one of the most oommon en unat ceumulate at the MetropoHitan TolHce Departmenfg 1ost and found center. Roughiy 3.0oo mmbrellas are found in Tokyo on 2 gmiel rainy day fm 2016, the center handled 。 total or ss1ngs mbrellas across the entire year. ac cnboa ie 6tted with tag that hate detame iaornanon on ane and tam hen om aording to ue dae was handed in and the iCs reay hard for ns to store items in a systematic way _easi hen a person comes in to claim something” the EFolice Agencys white paper,a record 26.7 milion items mationwide in 2015, excluding cash. In Tokyo recorded by the Meropohitan Pohice Department im andled jast 137 niion items in 1997. m m most common items handled by the m the information they can glean 250 phone cals a day and they wil fomward it to o the center to pick up their are edoyed to be reunited ul with some even agking