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数学 中学生

中3二次関数です!🙋🏻 考え方は他のユーザーさんに教えてもらって理解したのですが、ただただ割り算ができません!笑 助けてくださいぃぃぃぃ!!!!!!!

角形に から、直線AB の式 すると、C(0.4) C=12121×4×2+1/12/3×4×4=12 --3 -X iB C(0, -3) の交点 三角形の面積が求めやすい ように、底辺を見つける。 ②2 右の図で、関数 2.²のグラフ上に 3点A,B,Cがあり、 A (-2, 8) その座標はそれぞれ、 -2.1.1 です。 212 1 y=2x² I 思い出そう PQ/AB ならば, 点Pはy軸上の点で, そのy座標は正です。 (1) 直線AB の式を求めなさい。 2点A(-2,8),B(1,2) を通る 2-8 一直線の傾きは, = -2 1-(-2) 求める直線の式をy=-2x+bと する。点(1,2)を通るから, 2=-2x1+b b =4 (B (1,2) I APAB=AQAB [ 愛知 (2) APAB の面積と △CABの面積が等しく なるとき, 点Pの座標を求めなさい。 AB//PCとなればよいので, P(0, p) とすると, (25 p): (50) = 20 = ² 51 35 2 2 PCの傾き 91.08 y=-2x+4 ただし、 の見通し ①点の座標を [2] ABAC から、 頭右の図で Ay軸上の点、B. 2 Cは関数y=- のグラフ上の点Dは 4 関数y=1のグラフ 上の点です。 また、線 ADは軸に平行です 平行四辺形で、点C 点Dの座標を求めな 点Cの座標は, AD//BCより、 から、 B(-2. AD=BCより 一点のy座標 10. 点の座標を 点の座標はと 点Cの座標は AB-ACより、 35 2 CHECK 平行四 ことを

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英語 高校生

一枚目 長文 二枚目 問題(ア) 三枚目 自分の答えand模範解答 付属の解説本が意味不明でした。解説お願いしたいです。

10 Life Reading 目標 20分 速読問題 次の英文を2.5分で読んで, 1. の問いに答えなさい。 Would you like to try to read a book that is 140 pages long every day! Many - are Japanese are surprised (2) to learn how long some American newspapers are. They a Slæom orll aneqsgewen to ancieev listipib ert asli orl not always 140 pages long, but they are usually at least 50 pages long. On Sundays 70198 ni olqooq odT C to 21697 0 1 qoq T some big city newspapers have hundreds of pages and *weigh almost a kilogram. gnibro biqs news, too. 37 There are lots of sections 5 (3) Of course, not everything in such a newspaper is news. m2 T raqaq zabavě s esi vis (1974-monib) 19m 16918 i 1996 about books, movies, travel, computers and hobbies, as well as star interviews and es, as well s boy arroqe bas zadintend comics in color. There are also many *advertisements, of course, but a lot of people ano ang m CECING OF COU vsbru² no,199sq ylisb niebimos atidhe bias Hold com bris flood, 25ñola bas find the advertisements very entertaining. Of course, the newspapers have a lot of he) {lind sdt ni snovievs ch the news Moky) zpililoq You may be surprised to find that (4)such large newspapers are (5)very cheap. They gaidyar are much cheaper than a newspaper in Japan. A large, heavy Sunday *edition of a vbodyas J Sunday edition of a Japanese newspaper. ding/ 4 weigh [wéi] : 重さが・・・である 11 edition [idífan] : (新聞の)… 版 1. smi ca ad te bear a newspaper in a big city may only cost about 350 yen, but it is 20 times bigger than the JR noilo92 smse sdt best a siqot amae ad juos at ziqot installib yasm tuds et 7 advertisement [ædvərtáizmənt]: 2 @ (171 words)

解決済み 回答数: 2
英語 高校生

一枚目 長文  二枚目 選択肢 三枚目 自分の答えand模範解答 解説お願いします。

10 Life 目標 20分 Reading 速読問題 次の英文を2.5分で読んで, 1. の問いに答えなさい。 Would you like to try to read a book that is 140 pages long every day? Many Chod of gi amor gnivel 91018 Japanese are surprised (2)to learn how long some American newspapers are. They are Strom erll aneqaqawen to anoienev Istigibrarü alilorlW not always 140 pages long, but they are usually at least 50 pages long. On Sundays, 208 miss ni olq to a los d some big city newspapers have hundreds of pages and *weigh almost a kilogram. gnibro biq 5 (3) Of course, not everything in such a newspaper is news. al nogeq vebau2 s dva no news, too. about books, movies, travel, computers and hobbies, as well as star interviews and kl zweiver sivom bruslood 2911212919i nemud" brit a day toge bns eesnied . F comics in color.euThere are also many *advertisements, of course, but a lot of people ni immortwebas dold bris,noisse blow a e'eredi ysbru² no 199sq ylisb find the advertisements very entertaining. Of course, the newspapers have a lot of rimantledi ni mot There are lots of sections 12 sdt : [xbiszid] anbied we ca de terroiri nemar You may be surprised to find that (4)such large newspapers are (5)very cheap. They Sunday edition of a Japanese newspaper. news gnidrens S vbodzub are much cheaper than a newspaper in Japan. A large, heavy Sunday *edition of a gnition 4 weigh [wéi] : 重さが・・・である 11 edition [idifan] : (新聞の) ・・・版 1. こ 7 advertisement [ædvərtáizmənt]: but it is 20 times bigger than the newspaper in a big city may only cost about 350 yen, but it is zamit Jn979llib Jis moitos sme si bes ne E DAS C plot me juos ziqot installib yasm Juods xls) 62 . a b 2. (171 words) (

解決済み 回答数: 1