これがなぜR配置になるのか理解できません。誰か教えてください。

0= HgC |R H0 H (R)-2-Methylcyclohexanone

赤く印したところ同士が同じものを示しているのはわかるのですが、なぜA×Bがこれらの式で表せるのかわかりません。なぜですか

5) A= Ai+Ayj+A,k, B= B,i+Byj+B,k ならば A×B= (A,B,-A,B,)i+(A;B.-A,B.)j+(AzB,-A,B.k (2.1) 5)は4)を使って示すことができる。 行列式(2-4 節で述べる)の記号と思いれば, ペクトル積は、 |4, A, j+ Bs |Az A |Ay A.| B。 Bu A×B- B, B。 三 i j k (2.8 =| A』 A, A,

この問題は自分でf(x)を求めて積分するという解釈で合っていますか？教えて欲しいです、よろしくお願いします

(1 point) You are given the four points in the plane A - (8,-2), B- (10,6), C = (12,-5), and D = (14,6). The graph of the 14 function f() consists of the three line segments AB, BC and CD. Find the integral | f(z) da by interpreting the integral in terms of sums and/or differences of areas of elementary figures. 14 f(z) da = 8

一応自分で解いてみたのですが、あっていますでしょうか？

(2)半径rー5の円の円周 en と面積 men を求めるプログラム (円周率は3.14 とする) (出力画面には "円周-__ 面積= こと表示させる) 開始 include <stdio.h> Int main (voTd) 変数の宣言 5 int Float en, men ; en -2×r×3.14 men - rXrX3.14 53 en, men en 3D2*r*3.14; を出力 men 3D r*r* 3.143 終了 printf (円間%、面積=%分".en men return 0;

このファイル名なのですが、ここが変わる場合もあるのでしょうか？ それとも、このファイルしか存在しないのでしょうか…？ 教えて欲しいです💦

*/ でかこまれたところは何を書いて //… 1行のみコメント文とする ○プリプロセッサ制御文について #include<stdio. h> ムファイル名 stdio.h (標準入出力関数) を取り込んで使えるよ Pri (standard input output header file) Sca

画像の化合物のIUPAC規則名を教えてください…。 一個でもいいのでわかったら教えて欲しいです。

ーエ エ 0 Hos cHy Hgca HoC cMg coro M、 0 0- cng CH3 HgC ( 山) OH OH cMs エー0 下 cMs CH3 CHls ~0° F Br H

ここでFromが不適切な理由として、fromは現在完了の文には使われないという解釈でいいのでしょうか。

10:38 90 82% カテゴリ:語法(?) - retiring from Smith Computer Technologies two years ago, BilI Smith has been devoting more time to charity events. (A) When (13%) (B) Since (76%) (C) Already (4%) (D) From (8%) 0501 56. 正解(B) 空所後からカンマまでが名詞のカタマリ(動名詞 句)。これを、カンマ後の節につなぐのは前置詞。前 置詞(B) (D) のうち、文意が通るのは (B) Since (~以 来)。接続詞の (A) When には、直後の〈主語+be 動詞〉を省略して分詞を伴う形があるが、ここでは時 制が合わず不適切。(C)「すでに」は接続機能を持 い副詞。 次へ ロ つ左流にー Cmith amniitar Tanhnla 4t日 0:00 0:00 3 3 x0.8 Aa メモ追加 辞書検索 MY単語追加

英検準1級の英作文の添削をお願いします。 Points Curriculum Globalization Pressure on students Quality of teaching

Date No. lopic: Agre or disage: High school education in Japan needs to be ingroved with the idea that high school education in Japan needs agree to be improved. I hare twe reasens to support my opinion Tn terms of curiculun and glebalizatign. Fist. high schooleducation shauld change because Seciety in Jpan is shiting For exaasle, science techndogy improves mare thse deys,. 11 So Students iill get along with them in the fataure Therefore. they should study abast sicnce technelogy such as pogroning a and robots, Second, studants heve to Communicate foreigners becauce the number of oppes that. they Comect To forignare increases recertly. for eromple, people in Japen work with them, Student need not ony Ernglish skille bat alo acknonlager abant foreign Countries' culture. For these reasons, high school education in Japan hare to think about Curicatum and globalization To improve

英検準1級の英作文の添削をお願いします。見にくいところがあれば言ってください。 Points Effect on work Social lives Shared interests Personal relationships

Date No. Topici Agree or disagree : The Internet has made people mere Sacialy isolated I disagree with the idea that the Irntenet has made people more- Socielly isolafed.T have two ressons to suppoct my opinon 8 in terms of shered interests and personal relationship. Fist. people Can Cantact with other peple who have same a interests, For exaple. peaple search other people and share a lot of inforermtion aboust their interests. It is impor tant 10 tor them to erevbt from i solation. Second pesele ron keep in tauch with other people esily. 10 For instence, worker contact wirth other workers on the Internet lo wehon they are diferent place each other. I think pegple (0 who can Connect the Internet would not be iselated. a For these reasons, the Intemet has not mode people more Socialy isalated

英検準1級の英作文の添削をお願いします。見にくいところがあれば言ってください。 Points Health Male-female equality Salaries Work-life balance

Date No Topic Topic: Do componies need to improve the way they treat their wates? | think Companies need to impreve the way they treat their workers. - I have twe reasens to support my opinion in termns of health and Salaries. Fist. Companies shauld adeiisate their workers' health. 2 If workers have an illnes and canmot wack esily, a lot. of. (2 Companies wald be Coniesed to manage. Companies need to do 経営こど?) health check for workne health. It is good for (o Companies and I Workers to check halth. I think this is an adrontage each other. 12 Second, Cormpanies have to raise salaries, Some Workers de not lc be paid salaries for extra tasks, They will be very ticed and ? have an illes, It is not good for them fo work hard. 12 For these reasons, Companies have (mprove the wey they treat their workers.