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TOEIC・英語 大学生・専門学校生・社会人

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未習長文D インフォメーションリスト |adopt medicine to start to deal with or think about something ina particular wav 1. a substance used for treating an illness, especially a liquid you drink the treatment and study of illnesses and injuries 2. to depend on someone to provide help, advice, etc. to think that you are better than someone else, for example because you are more sucessful, or of a higher social lass than they are fair and sensible look to look down on reasonable can/could afford people were better off using It would be better for people to use traditional traditional medicine rather than medicine rather than having no medicine. no medicine at all. establish to have enough money to buy or pay for something to start a company, organization, system, etc. that is intended to exist or continue for a long time 1.(n) the work of a doctor or lawyer, or the place where they work 2.(v) to use a particular method or custom the act of starting an organization, relationship, or system the process or fact of being received as adequate, valid, or suitable practice establishment acceptance a small creature such as a fly or ant, that has six legs, and sometimes wings anything that is living, such as an animal, fish, or insect, but not a plant a plant like a small onion, used in cooking to give a strong insect creature garlic taste bacteria very small living things, some of which causes illness or disease a chemical substance found in your blood. cholesterol in your blood may cause heart disease. to absorb something into the body, for example by breathing or swallowing a scientific test done to find out how something reacts under certain conditions, or to find out if a particular idea is true (v) to make something less dense or numerous look at something again closely if someone has a stroke, an artery (tube carrying blood) in their brain suddenly bursts or becomes blocked, so that they may not real or not made of natural things but made to be like something that is real or natural a substance used in chemistary or produced by achemical cholesterol Too much take in experiment thin take a second look at stroke die or be unable to use some muscles artificial chemical process to help to make something happen to help to make something happen Contribute think highly of o place Migh value on

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TOEIC・英語 大学生・専門学校生・社会人

Could anyone check if my answers are correct

ad been' performing for two hours when the power went off. buy / wasn't buying the dress. 2 correct the sentences. bake a cake for my friend's birthday yesterday. Ibaked a cake for.my.friend's bithday. yesterday. 2. Deyet feet energetic right now? 3. My teacher didn't gave me back my test. Li you te l 4. Roberto had went to bed beforel came home. 5. My brother had-stept when I called. 6. Stefan is very ambitious. He's sttdies to be a doctor. en kd skepiny オ 3 Complete the message. Use the Correct form of the verbs in parentheses. en Search Join Home Create Messenger Mina ■ 0 arch Mina Kim Hey Kim! Options I'm so happy that you got in contact! we left high school. T haven't heard from you since a Search conversation Edit profile about me … ? Well, after high school | ' went What can I tell you Notifications (go) to college for four years and studied marine biology. While | (learn) about the ocean and marine life, I decided that my ambition was to work in an aquarium. At first, I wasn't confident that| (can) get that kind of job because it's so popular. But I was 3 patient and worked hard, and nowl'm working at an aquarium in Toronto. I's a litle far from my house, sol4_r0e day-it takes about 50 minutes. I'm really happy there. I especially love working with the seals-they're so affectionate! (drive) there by car every lenakl cdecide) 98gn Ma How about you?I heard from Maria that to move to France before you finished college. __// there now? Are 5 you (live) (have) kids? Please let me 7 married? you know.I really want to hear about what ©_ 90lhg on_ (go on) in your life right now. Hope to hear from you soon! Love, Mina PS Here's a picture of me with a coworker!

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数学 大学生・専門学校生・社会人

この問題の(1)の回答の意味はわかるのですが、(2)の回答がどうしてそうなるのかが分かりません。 どなたか説明して下さらないでしょうか

231 8 OOOO π p.227 基本事項2 求めよ。 基本事項I) 熱車 計> (0S<T, 0キ π y=mx+n m=tan0 目して、この 2 n x n 40 m 0 のなす鋭角0は, a<Bなら B-a または ァー L図から判断。 元ー(B-a) 4章 x 備 O0 24 で表される。 この問題では, tana, tan 8 の値から具体的な角が得られないので, tan(8-a)の計算に マ8 0200 加 加法定理 を利用する。 角の公式 法 0nied 0nieonie-0200 定 る象限に注 「解 答 2直線の方程式を変形すると 3x+1, ソ=-3/3x+1- cosaであるか 単に2直線のなす角を求める だけであれば,p.227 基本事 項2の公式利用が早い。 y=-3/3x+1\ 1 2 in) 図のように,2直線とx軸の正の向 きとのなす角を,それぞれ α, Bと すると,求める鋭角0は 0=β-e 13 ie 0 傾きが mi, m2の2直線のな す鋭角を0とすると B mi-m2 tan 0= 0 1+m,m2 定 3 0 ソ= -x+1 tan 8=-3/3 で, 2 fies=8 2tan 別解 20) 2直線は垂直でないから tan α= 2 tan β-tanα tan 0 tan 0= tan(B-a)= 1+ tan Atan a e0020 3 -i(13/3) 5 -3/5-)=+(-3,5)-号- 2 の値を /3 3 1+ 2 三 α-B) 2倍角の公 =12 2 (ダール 「もよい。 rtcos 2c ana coa 0<e<号から 0=号 0=2 3 200+ 7 <O<分であるから 2 2 12直線 y=2x-1 とx軸の正の向き 2 とのなす角をαとすると tanα=2 y=D2x /y=2x-1 42直線のなす角は, それぞ れと平行で原点を通る2直 線のなす角に等しい。 そこ で、直線 y=2x-1を平行 移動した直線 y==2x をも tanα±tan 4 4 tan a土 π 0 4 1千tanatan お 1n(2土 n20co Tπ -1 2土 (複号同順) とにした図をかくと、見通 1千2·1 1 sin しがよくなる。 『あるから,求める直線の傾きは 3sina 3 昼本直線のなす角 直線y=mx+n とx軸の正の向きとのなす角を0とと 直線y=2x-1と角をなすのを求めよ。 2直線V3x-2y+20, 3/3 x+y-1=0 のなす鋭角0を。

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