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English Senior High

(4)を訳したいのですが、文構造が分からずうまく訳せません、。どなたか解説をお願いします。

lo One fast-food company is well known in Japan for its extensive worker manual and the sales talk it covers. From the book, workers learn how to greet a customer, how to bow, how to take an order, pack a bag and give correct change. 5 Customers find the same nice service in all the franchised outlets, which contributes to both customer satisfaction and *corporate profits. One day, a mother came into one of these restaurants, and while she was ordering at the counter, her baby grabbed an 10 employee's hat and began to play with it. He was surprised and embarrassed. He could not concentrate on what the customer (2) was saying and had to ask her to repeat her order twice. He knew he was losing his dignity as a company representative by having an infant tearing up part of his uniform, and he wanted to 15 take it back, but at the same time he didn't know what to say or do. He stood there ( 3 ) until the mother *retrieved the hat and gave it back to him. He put it on again, resumed his normal calm attitude, and took her order efficiently as if nothing had happened. But everyone in the restaurant could see that a 20 one-year-old child had the power to bring the operation to a halt and must have wondered about it. What was the problem here? Simply put, the manual, detailed as it may be, fails to cover what to do in a situation where a young child steals part of your uniform. And without the manual to guide his behavior, the employee was lost. This is a trivial example of a very serious problem in Japan: the inability to 48

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Mathematics Senior High

白チャート 例題67 括弧1についての質問です 何回やっても答えが合いません。 助けてください

118 2次関数のグラフをかく (3) 基礎例題 67 次の2次関数のグラフをかけ。 また、その頂点と軸を求めよ。 (1) y=2x2-3x-1 ($ (2) y=-x²-x+2 CHARI & GUIDE) y=ax2+bx+c (一般形) のグラフ 平方完成し、基本形 y=a(x-pu+αに変形 頂点は(pg), 軸はx=p グラフの特徴が現れる 前ページの基礎例題 66 と比較すると,計算が複雑であるが,解き方の基本方針は変 わらない。 KRASNOS ■解答 3 (1) y=2(x-2/2x-1 ① 3 3\2 -(~- -- + + (-+-)-(-+-)1-₁ =2x2. -x+ 2 3> = 2(x²-3³² x + ( ³²) ² - 2 · (²) ²-1 PO 3\² 17 4 よって, グラフは下に凸の放物線で, (2) y=-(x2+x)+2 8 /3 17 頂点は点 (124-1/2),軸は直線 x= 8 4 1 == − − { x ² + x + ( ² ) ² − ( ² ) } + {x²+x+ (1/1)-(1/2)}+ ・+2 x+ = −{x^² + x + ( ² )²} + ( ² )²³; +2 y=ax+bx+c(平方完成の形が複雑なもの ■基礎例題660 1 \2 9 + よって, グラフは上に凸の放物線で 9 頂点は点 軸は直線 22 (1) (2) -1 17 8 ...... 10 34 1 |1|2 YA 2 4 0 x x2 とxの項をxの 18 数でくくる。 ② ()内で,xの係数 の半分の2乗を加えて 引く。 A+1+1+a(x-p)²+q の形にする。 x 3 ②で引いた分を の外に出す。 このとき x2の係数を掛け忘れ いように。 4 整理して 凸平方完成された式は, (部分を展開して すると,もとの式に戻 で検算することができ

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English Senior High

リード英文法aのまとめのテスト4(106〜107ページ)の解答を急ぎで教えてもらいたいです!

得点 まとめのテスト 4 /100点 1 次の各文の( )に最も適切なものを選びなさい。 (2点×8) (1) This is the place ( ) I found your lost watch. 7 which 1 that of which I where (2) Can you pass me the dictionary ( ) cover is green? Sure. Here you are. 7 who 1 which whose I that (3) Leave home right now, ( ) you will be able to catch the bus. 7 and 1 so ウ or I but (4) The girl with ( ) I went to Kyoto is Kaori. 7 who 1 which whose I whom (5) ( ) he had a bad headache, he went to school to take an examination. 7 Because 1 If Though I Since (6) Do you know anyone () can speak Chinese? 7 what 1 who which I when (7) Your idea is just ( ) I have been thinking of for a long time. 7 what 1 who which I that (8) We at last arrived at the top of the mountain, ( 7 what 1 who ) we had lunch. where I which 2 次の2文を( )内の語を使って1文にしなさい。 ( 3点×5) (1) He has been sick for a week. That is true. (it) (2) This is a guidebook. It helps you a lot when you travel in Europe. (which) (when) (3) Do you remember the date? You are to see your doctor then. (4) He is on the soccer team. Its red uniform is so cool. (whose) (5) Mr. Cook spoke very fast. I didn't understand him. (that) ③ 次の各文の下線部が文法的に正しければ○を、誤っている場合は正しい内容を書きなさい。 ( 3点×3) (1) This is the book why I read yesterday. (2) He apologized to his mother for what he said to her. (3) Either Bob or Josh have to make a presentation. 106

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Mathematics Senior High

2πは含まれないのは何故ですか?

200 三角関数を含む不等式(基本) 基礎例題119 基礎例題 121 を満たす0の値の範囲を求めよ。 2 0≦0 <2πのとき, 不等式 cos > 三角不等式の解法 単位円またはグラフを利用 まず、不等号> を等号=におき換えたの値を求める 1 を満たす0の値を求める。 より大きくなるようなの値の範囲を求める 直線 x= と単位の 点をQ,Rとすると、 OQ, OR の表す角は π 5 π " 3 3 点Pのx座標が 1/2 きくなるのは,P,Q, P を除く QR 上にあるとき。 注意 単位円の図から 5 << 3 と答えないように! 5 1/23 x 1/25 であるから、 不等式の表現として誤 りである。 グラフの上下関係に注目 して解を求める。 CHART & GUIDE ①等式 cost= 2 ②2 単位円上の点Pのx座標が 01/2 ①で求めたの値がカギになる。 ■解答■ [単位円を利用した解法] 1 cosp=- を満たす0の値は π 5 0≦0<2πで 0=1737 1737 17 θ= π 3' 3" 単位円上の点Pのx座標が 1/12より大き くなるような8の値の範囲を求めて 0≤0<<0<2 3' [グラフを利用した解法] 0≦0<2πの範囲で YA y = cost 1 1 1大 2 ****** y= 2 00 のグラフをかくと, 右図のようになる。 ①のグラフが②の グラフより上側にあ る の値の範囲を求めて for -1 2 π 53 ---- 3. y1 A 5 3 37 050<x<0<2n 3' ON Q 2112 R 1x P 27 0 三角 基 0 H S1

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