この物体の速度を求める問題なんですけど、物体は最初力学的エネルギー0から仕事をされてその分だけ力学的エネルギーは増加しますよね？私は外力のした仕事の総和=力学的エネルギーと考えました。ですが答えでは右辺に位置エネルギーが書かれていません。どこが間違っているのでしょうか。

動加速度=y 動摩擦係数= Mo 1 e Isinc Hilfith tl I El mylsind, junge cosce 物体の力学的には言わび+ malsinde 1 = Fl+my lsinle-unglloso = = m² + my l sind 1 1

明日のテスト問題です 教えてくれと嬉しいです！！ What is your goal in the future? What do you do in order to reach it? 上は質問文です。 私的な解釈＝将来のゴールは何？あなたはそれにたどり着くためになに... Read More

こちらの(1)の問題についてです。答えは以下の通りなのですが、なぜ振動数に周期をかけるのですか？？逆数同士だから、答え1になってしまいませんか？る

209. うなりの式 次の文章の空欄に入る適切な式を答えよ。 振動数が丘のおんさと, わずかに振動数が違う たのおんさを同時に鳴らすと, うなりが生じる。 うなりの周期をTとすると, 1周期の間に, 丘の おんさから出る波の数はア のおんさから DAM -うなりの周期 T- 出る波の数はイである。2つの波の山と山 が重なって強めあっている状態から だけ時間が経つと波の山と谷が重なりあい弱 めあう。さらに だけ時間が経つと、再び山と山が重なって強めあう。すなわち, 周 期Tの間に、2つのおんさから出る波の数がちょうど1だけ異なり,これを式で表すと, ウ となる。1秒間あたりのうなりの回数をfとすると, f はTを用いて, f=エ となるので, f, f, たの関係は, オとなる。 圧力変化 時間

34〜41の答えを教えてください。

A long email from Japan arrived in the computer of Bill Perkins, who worked in an office in London. The message was from a company in Tokyo that Bill's company had just sent a large order to. Bill read it once and then once (注1) named Steve to read. Steve read it and also looked again, looked puzzled, and then gave it to a colleague" confused. The letter began by praising the English company. () It then mentioned that some goods had been damaged during shipping (2) to Japan, and then the letter happily 34 (v) This kind of letter may work well in Japan, 35 it is not very successful as international communication. The letter 36 the reader to read between the lines to understand the problem and to sympathize with the company. (5) Of course, it also wanted Bill and Steve's company to rectify the trouble. But the letter did not spell out (4) that message very 37 . So Bill and Steve were thinking of just ignoring it. But then they received more correspondence from the Japanese company, this time with a specific request for action. It was an hour later when a second letter arrived that contained 38 for the first confusing letter. It also stated the intent of the Japanese company concerning the damaged goods. They wanted the replacement items shipped as soon (25) would foot as possible with no charges. Bill and Steve were happy once again because their insurance company the bill 16), and the goods would arrive in about ten days. (2) The Japanese company didn't follow the standard international business pattern in its communication. But the English company was 39 , too, because they hadn't realized that there was a deeper meaning to the letter. Bill and Steve had only looked at the communication's surface. It seems to me that both sides could benefit from a seminar on international understanding. (1) colleague: (2) shipping: (**) * (注3) rectify: 対応する (注4) spell out : 詳しく述べる (5) insurance company (注6) foot the bill: 費用を払う t (Terry O'Brien et al. Simply Reading, Simply Writing NAN'UN-DO) 6

公式に当てはめるのは分かるのですが 10+(n-1)×(-4)=-3n+14 になる理由が分かりません。 何度計算しても-4n+14になります。 わかる方教えてください。 よろしくお願いします。

P.83 練習4 初項 10, 公差 -4 の等差数列{an}の一般項を求めよ。 また, その 第10項を求めよ。 FITSS (045) [=% 等差数列の一般項 まとめの一般項an=a+(n-1)dにあてはめる。 一般項は an=10+(n-1)・(−4)=-3n+14 また,第10項は A10-3・10+14 = -16 指針 解答 ENNE. A

第三文の訳で、散歩は、1日の終わりや大変な仕事を終えた後に、あなたがくつろぐのを助けることでストレスを緩和させてくれますという訳だと変ですか？ よろしくお願いします

Walking は can be 第3文 散歩は･･･ことができる can (助) Walking S 同とも名詞とも考えられます。 を和らげる ストレス relieve stress, Vt O そして・・・の役に立つ人がくつろぐ(の) helping you relax (分詞構文) (現分) (Vt) (0) (C) (Vi) or (等) に 終わり 1日 (at the end) (of the day) M M この後に 大変な 仕事 (after a difficult task). M helping は意味上のSがstressではなく文のSである Walking なので,分詞構文 can に支配されて relieve を修飾し and help と書き換え可能で です。 意味の流れから、 す。 <help O (to) > には「OがVする」というSとPの関係 ( 15.16 課)を読 み取ってください。 〈全文訳》 このごろ、 健康のために歩く人が多い。 散歩を身体だけでなく心にも役立 てることができる。 散歩でストレスを和らげることができるし,また, 1日の終 わりや大変な仕事を終えた後に, 散歩のおかげでくつろぐことができる。 [語句] fitness 健康/beneficial 形有益な / mind 圏精神, 心 / A as well as B 「B だ けでなく A も｣ / relieve Vt を和らげる / relax / くつろぐ / task 图仕事,課題 準動詞の把握 with SXOLE 125

この問題をこのように解くのは間違いですか。

15 右の図のように, ABCDの頂点D, Bから対角線ACに垂線をひき, MACとの交点をそれぞれE,Fとする。 四角形EBFD は平行四辺形とな ることを証明しなさい。 A E B D F C

教えてください！！

2 各文の下線部のうち文法・語法的に適切でないものを選び, 番号で答えよ。 □ 036 ++. 037 In 1945, when he was born in the U.S.A., the war 2 0 months ago. 4 before I'm afraid you have the different number. What number are you calling? wrong □039 Do you want 2 040 His father often that jazz is superior to another styles of 3 2 038 My grandfather always said 0 music. 042 You ■041 Would it be all right tomorrow evening? □ 044 045 breakfast can go gave started him 3 a lot of advice 3 on other styles to bring to your room, madam? 4 brought that I ++ 3 many advices when he was in trouble. + the work Sect. 1 had ended only a few if After the meeting, we went out 0 their solutions about the problem. H went to your house at about seven o'clock 043 Oil companies complain that the tax will prevent them from investing their profits into farther exploration. #t anytime you like. for lunch and everyone talked over After my grandmother took one look at Ken's jeans, she suggested him 0 to buy some new clothes.

42番〜最後まで教えてください！！

house 036 各文の下線部のうち文法・語法的に適切でないものを選び, 番号で答えよ。 I'm afraid you 0 □039 037 In 1945, when he was born in the U.S.A., the war had ended only a few months ago. 038 My grandfather always said music. 040 His father often Do □044 ☐045 you want have the different number. What number are you calling? breakfast After to gave him 2 that jazz is superior to 042 You can go started on the work anytime you like. 041 Would it be all right that I ③ went to your house at about seven o'clock tomorrow evening? 043 Oil companies complain that the tax their profits into farther exploration. to bring to your room, madam? many advices After the meeting, we went out their solutions about the problem. my grandmother some new clothes. another styles of when he was in trouble. 3 Sect. 1 will prevent them from 0 investing for lunch and everyone talked over took one look at Ken's jeans, she suggested him

英語の訳と内容を確認しようの回答を教えてください

Lesson 6 A Wheelchair Traveler ..... Section 1 区切りごとに意味をとりながら、音読しよう。 qlomon's disgn nem deinsqe - nousitus i sidujo qoi de door of sidstonewarklyllenhaierstood adt Welcome to Miyo Tatsuya's Blog VAASA sibal edt boxes I Hi, I'm Miyo Tatsuya. // I traveled around the world / in a wheelchair / couldn't move my arms roy begler yaqed lv baldseil-fter mor by myself. // I visited 42 cities / in 23 countries. //oiton I qit eidt MOTT Yownl 5 ⒸWhen I was 18, / I got injured / in a motorcycle accident. // Because of arrier-free facilities. Also, people living in Hawaii were kind to me. that, / I couldn't move my arms and legs. // gave up. // After oord our Is W bisa sH om du on But I never g a AN ONLY rehabilitation, / I was able to use my arms again. to use my arms against P5hbomoe of lege of statized ton bib olqooq baix tedt beoiton I blow ® When I was 23, / I traveled alone / to Hawaii. // © I was impressed / with the barrier-free facilities. // Also, /people living in ple living in Hawaii / were with un YA" Blasenov, oqod Actodnotedjepaydo boa Sobowivel liw Wier loo kind to me. // ℗ I became e interested in foreign countries. // ® I wondered / Setuberil how accessible other countries were / for wheelchair users. // TOW ® So / I decided tubda tao, tomeinfeant TelTTEV TelTTE Bulqift vs gaian bith some imaqxerille Ai dech to travel around the world.//belgbq Quodsroalastudantillon