(2)の問題で、P₁:y＝x²+ax+bをtを用いて表したものがx²-2tx+2tです。解説の中で四角で囲んでるある所の意味が分かりません😢あと、答えの書き方はなぜこうなるのですか？ また、ここには書かれてありませんが、交点の一つは、常にx座標が１の点であることもわかる。... 続きを読む

C ag4 次の2つの放物線 P,, P. を考える。 we create P,:y=°+ar + b, P.C y= -x° + 2.c we musi part of ただし, a, bは実数とする. 放物線P,の頂点を V, 点Vのx座標をtとし t>0の範囲で点V成放物線上を動くかとする。放物線P、と P.で開ま れる部分の面積をSとして, 以下の間に答えなさい.ただしt>0とする。 (代0SD) we cannot control how compeni (1) a/bをtを用いて表しなさい。 In addition, sometimes there are accls (事重料 mistakes are made, causingg moto poun (2) Sをのを用AV表しなさい。

分かるものだけでも教えてください😭

29. Mary interviewed for a jobthat promised her a starting salaryof $32,000 witha$1,250 raise at the end of each year. What will her salary be during her sixth year if she accepts her job? る。 32,000 1,250 こと a6 5 3200 +1250(6ー) 62'5 0 9450 3200 30. A water main broke and was shut off slowly to prevent further breaks. The first hour, the water reached 3 km from the break. Each succeeding hour, the water traveled a third of the previous hour's distance. What will be the radius of the farthest extent of the water? し3 3 31. The number of different electronic games in the arcade seems to have doubled each month since the first one was introduced a year ago. If this description is accurate, how many different games should be in the arcade today? 365 720

10と11の答えを至急お願いします😭

9. Arecent earthquakce measured 6.8 on the Richter scale- How many mmes mnore intense was this earthquake than an earthquake thatmeasured 生3.on the Richter Scale? と BS /タ はを 1 / イン 2 c (3 7の クンァ 10.Find the concentration of hydrogen ions, [HH], for vinegar wiFh ap持=3.L 3 ッイ 2 ブ 6 ア MA! = 0 .ら5 11.Soft-recorded music is about 4000 tmes the minimmum intensity of sound detectable by the human ear. Find the joudness in deabels. スクの 12J Eariy in the centry an earthguake measured 8.0 on the Richter scale. In the same year, another earthquake Was recorded that measured six me SCoRger on the Richter scale- What was the magnitude of the earthquake Of the sronger

10と11の答えを至急お願いします😭

9. Arecent earthquakce measured 6.8 on the Richter scale- How many mmes mnore intense was this earthquake than an earthquake thatmeasured 生3.on the Richter Scale? と BS /タ はを 1 / イン 2 c (3 7の クンァ 10.Find the concentration of hydrogen ions, [HH], for vinegar wiFh ap持=3.L 3 ッイ 2 ブ 6 ア MA! = 0 .ら5 11.Soft-recorded music is about 4000 tmes the minimmum intensity of sound detectable by the human ear. Find the joudness in deabels. スクの 12J Eariy in the centry an earthguake measured 8.0 on the Richter scale. In the same year, another earthquake Was recorded that measured six me SCoRger on the Richter scale- What was the magnitude of the earthquake Of the sronger

分かる問題だけでもいいので教えて頂きたいです。

2. AradioacHive substance has a half-life of 8 formnla for this substance. 人 3. A certain strain of bacteria grow4 from 40 tp 326 120 minntes growth formula y ー ge where とis in minutes. す~- ひる たと 4。 Carl plans to invest $500 at 8.2596 interesも compoundedl continnonsIy。 will itake for his money to Tiple? !5。 Acomputer system deprecates atan ayeragerate of 496 per month.放the t地e computer system was originally $12,000, in_ howrmany months is MO > ト 5 ー 3 $7350? Thereare cnrrentiy 850 sthndents at the high school wi town plans an addiHion to house 400 more Students. 96 per year, in how many years wl the ne we

英語の質問に対する解答のした方についてです。 ２）1と2の解答をSVがある文章で答えるとどうなりますか？ よろしくお願いします 必要であれば本文も写真載せます

We most easity mernorize am Chinese Speakers get that Net unike Engiish speakers 一 地 into two seconds. That example comes fro 困 次の質問の生えを探しながら、 英文をし。 解答しなさい。 は) ma which language are the number words pronounced longer in English or in Chi 叶 を (2) What system jn Asian Janguages is logical? exDlainS: 3 What can Asian children make far more easily thanks to their number Systemss Chinese number Words are : 。( ウ ) ofasecond Gor i *seven”一 are longer: ④ 』 (4) 操Chinese, how do they express “three fifths"? memory gap between Eng (5) fm what subject do Asian people have a builtin advantage over English speakers word length. tangs to fheir anguages? 選 () ( 3 内から選んで書きなさv リッ 提較 (⑫ 下線部①の( ) 上回 次の要約文の音声を聞いて, ( )内に き る 革 と rg ニオィビー 革文を書き取りなさい。 また英文は指示されたアルフ 間際

5番の問題が全く分かりません😢 どなたか教えてください💦💦

2 DIN 「E GEOMETRY (Chapter 6⑥) 5 A(②2」, 編)、B(z, yp)。and C(zs, ) are three points such that the gradient of [AB] js 7, the gradient of [BC] is 1.and AB = BC. き Use the gradient formula to show that (ゅーー)2 =49(zs 一1)2 and Bo (9⑳。 一)^ = (za 一zo)*. 5 Use aand the distance formula to show that za一> 王5(Z。 一み]). < Hence, find the gradient of [AC]. C(Zs,) ん(Z1。 が) PARALLEL AND PERPENDICULAR PARALLEL LINES The given lines are parallel, and both of them have al of 3. * Iftwo lines are parallel then they * Iftwolines have equal

この品詞名教えてください🙏

ーー ac 本文中 1) albove [ 2) DrYaY | 3) however 。 4) happineSS

(2)の3を教えてください！

OF My father ( 順( ) to lose y のらとはで ( ) you ( ) to get a ticket 9. そのコンサートのチケットを取 2 ) 日本語の意味に合うように, 下線部を埋めて英 1、そのことについては母と話します。 la ss (tOTYVimother abowt6 2、弟は牛乳を飲もねうとしない。 My little brother な 83.お茶を入れましょうか。 3%) ( )に適語を入れて, イラストに示された装 | ) ( ) water the Hower 4 ) ( ) show me the wa し。 2 wa 2 ) に示した意味に合うように,( )に適 居 1. My parents ( ) ( ) ( 晶07O に 時 人

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