Mathematics Undergraduate about 2 yearsago 問2.1の証明が分かりません。 ※1枚目が質問内容、2枚目が仮定 問 2.1 例1 (b), (c) で R" に定義された各種の距離 dp : R" × R” → [0,∞) (p = 1,2,...,∞) において, R” の点列 πm:= (x(m),x(m),...,xmm))∈R(m= R" 2 1,2,・・・) が, 点æ= (π1, 2,...,πn) ∈R" に収束するためには,各k ∈ {1, 2,...,n} に対し (m) →πk (m→8) となることが必要十分であることを示せ. Resolved Answers: 1
TOEIC・English Undergraduate about 2 yearsago お願いです助けてください ba.jp Before you do the Grammar Activities below, I recommend reading this Grammar Reference: Making requests Agreeing Refusing Would you mind opening the window? Of course not. Sorry, but I'm cold. Could you take off your shoes? Yes, of course. I'd rather not. Can you clean up your room? Sure. No problem. I'm afraid I'm busy. Asking for permission Giving permission Refusing Permission Do you mind if I play my guitar? Is it OK if I turn off the radio? No, not at all. Go ahead. Sure. No problem. I'd rather you didn't. Sorry, but I'm listening. To agree to a request with mind, use the negative: Would you mind opening the door? Not at all. Do you mind if I close the window? Of course not. Notice the different positions for please: Please can you help me? Can you help me, please? Can you please help me? (stronger) ACTIVITY ONE: Put these words in the correct order to make questions. Example: please/you/me/help/could 6月 9 tv JA Waiting for Answers Answers: 0
Mathematics Undergraduate about 2 yearsago 数学の行列について質問です 下の写真の問題の解き方がわかりません。教えていただけるとありがたいです。 23:37 Previous Problem Problem List Next Problem Consider a sequence (an) 20 defined by the following recurrence relation: n=0 21 ao = 1, a1 == -3, An+2 = 11an+1 18an (n ≥ 0). (1) Find a matrix A satisfying the following: A - [an+2] an+1 an+1 = An (2) Calculate the eigenvalues of the matrix A, where t1t2 (No partial credit). t₁ = = ったこ = (3) Find the eigenvectors of the matrix A. (i) The eigenvector with respect to the eigenvalue +1: V₁ = = t [ ], (ii) The eigenvector with respect to the eigenvalue t₂: v₂ = [ ]. (4) Diagonalize the matrix A, that is, calculate the following, where P = [v1_v2]. P-1 AP = (5) Calculate A" by using diagonalization. An 17 Waiting for Answers Answers: 0
Physics Undergraduate about 2 yearsago 物体の運動について教えてください🙇 2 考えてみよう 下のxtグラフで表される運動をしている物体がある. 問題①:この物体の速さは何m/sか 問題② : この物体の加速度はいくらか 問題③:5秒から10秒までの変位は何mか x[m] 20 5 0 At Ax 10 t[s] Waiting for Answers Answers: 0
Physics Undergraduate about 2 yearsago 速度の合成、相対速度について教えてください 3 課題 2 船Aが東に向かって20.0m/sの速さで, 船Bが東に向かって5.0m/sの速さ で,船Cが西に向かって10.0m/sの速さで航行している. 3隻の船が同一 直線上を航行している. (下図参照) 注: 速度と向きは変わりません! 質問1:船Aから見た船Bの相対速度はいくらか(東向きを正とする) 質問2:船Aが船Cの30.0km 西を航行していた. 船Aと船Cが同じ位置に たどり着くのは何秒後か. 有効数字も考慮してください. 計算式も書いてください. 5.0 m/s 20.0m/s 船B AGA 30.0km 西 10.0m/s 船C Waiting for Answers Answers: 0
Chemistry Undergraduate about 2 yearsago ポテンシャルエネルギーのグラフについて (c)解いてみたのですが合っていますか? 68 Chapter 3 walk CH3 H H H CH3 CH3 CH3 3.8 kJ/mol CH3 6.0 kJ/mol H H3C H CH3 HCH3 H CH3 H 3.8 kJ/mol 6.0 kJ/mol 6.0 kJ/mol at 60° energy = 3.8 kJ/mol at 120°: energy = 18.0 kJ/mol at 180°: energy = 3.8 kJ/mol CH₂ CH3 11.0 kJ/mol CH3 3.8 kJ/mol H CH3 3.8 kJ/mol HCH3 H CH3 H 4.0 kJ/mol 6.0 kJ/mol at 300°: energy = 7.6 kJ/mol at 240°: energy = 21.0 kJ/mol Use the lowest energy conformation as the energy minimum. The highest energy conformation is 17.2 kJ/mol higher in energy than the lowest energy conformation. for Li (02 Energy (kJ/mol) 21 MY 13.8 18 13.8 7.6 21 60° 120° 180° Angle of Rotation 240° 300° 360° Waiting for Answers Answers: 0
TOEIC・English Undergraduate about 2 yearsago どれが当てはまるか教えてください on the Matching for Understanding Choose the expression on the right that means the same as the word on the left, as it is used in the text. 1. lungs 2. disease 3. preventable 4. poison ( ) a. to draw air/smoke into the lungs ( ) b. lacking good sense or judgment ) ( c. organs inside the chest for breathing d. small part remaining after smoking 5. cigarette butts ( ) e. well-considered action or judgment 6. litter 7. rate ) ( ) ) 8. second-hand ( ) 9. addiction 10. inhale 11. vicious cycle 12. ill (illness) 13. breathe 14. foolish 5. wise ( ) f. solving a problem leads to a new one g. amount or level of something h. able to be stopped from happening i. taking air in/out of body with the lungs j. rubbish left lying around outside k. something that has already been used ) I. unable to give up using harmful things m. substance that harms or kills people n. illness caused by bacteria or other germs ( ) o. being in an abnormal state of poor health Waiting for Answers Answers: 0
TOEIC・English Undergraduate about 2 yearsago どの単語当てはまりますか? 7. To make meats like ham last longer and taste better, makers them by salting or smoking. Resolved Answers: 1
Chemistry Undergraduate about 2 yearsago newman投影式についてです。 この2つは一緒ですか? H CH3 CH3 H CH 3 H Resolved Answers: 1
Chemistry Undergraduate about 2 yearsago RS配置を考える問題。 キラル中心から一番近い原子で順位がつかない場合、2番目に近いもの、3番目… と見るとおもうのですがその時って一番大きな原子番号を持つ原子を持つ原子が順位が高くなるのですか? それともその原子から出る原子の合計なのですか? ペニシリンの2sの部分がわか... Read More れ, 自然とは何の関 直接か化学修飾の後かは別として, 天然から得ら れるこれらの薬剤は通常キラルであり,一般にラセ ミ体ではなく単一の鏡像異性体として見いだされ る傷の痛みや苦痛を和らげる は効果がない. ©makierilfodila る。たとえば、Penicillium属のカビから単離された抗生物質のペニシリン 2S,5,6R配置をもっている. その鏡像異性体は天然には存在しないが,実験室で ることができ, 生物活性をほとんど示さない. NIH H 6R 5R 1/7/ H--- ----H S 0 0 ペニシリンV CH3 (2S,5R,6R配置) -N- -CH3 -2S H CO2H 天然起源の薬とは対照的に、始めから実験室でつくられた薬はアキラルか, であっても一般にラセミ体として製造され, 売られている.たとえば, イブニ Unresolved Answers: 0