数A青チャート例題31(4)についてです。 PとQの両方を通る道順がなんでこの求め方でいいのか分からないです。 これだとPとQが通らない道順も数えていると思うんですが、教えてくださると嬉しいです

基本例題 31 最短経路の数 右の図のように,道路が碁盤の目のようになった街がある。 地点Aから地点Bまでの長さが最短の道を行くとき,次 の場合は何通りの道順があるか。 [類 東北大〕 全部の道順 (2) 地点Cを通る。 地点Pは通らない。 (4) 地点Pも地点 Q も通らない。 AC 02 IC P Q 基本 28 MANAMERA

3時から塾ですたすけてお願いします2と3

□ (3) □(4) □ (5) □ (6) 4. 現在完了 演習問題 次の疑問文の答えとして適する文をあとから選び,記号で答えなさい。 □(1) Have you washed your face yet? How long have you studied English? Has she ever skied? □ (4) How often have you visited Okinawa? ア Yes, I have. イ No, she hasn't. ウ Several times. I For three years. □ (2) 2 次の各組の文がほぼ同じ内容を表すように, □(1) It was cold yesterday, and it is still cold. It cold She went to London, and she is not here now. She □ (2) □ (3) to London. I lost my camera, and I don't have it now. I my camera. This is the biggest dog I have ever seen. I have such a big dog before. He came to Japan ten years ago and he is still in Japan. He Japan We have had no rain here for a month. Her mother died six years ago. □ (7) Her mother Six years 3 次の文を ■ (1) に適する語を書きなさい。 ROOM rained here for a month. yesterday. dead for six years. since her mother died. They have finished the work. ( 疑問文に) bratasy の英文を日本文にしなさい。 I have been to Nagano twice. 私は2回名古屋に行きました。 内の指示に従って書きかえなさい。 He has already finished his homework. (否定文に) He has hot already finished his homework, 2) They are listening to music. (文末に for two hours をつけて現在完了進行形の文に) J She has lived in Kyoto since 1992. (下線部をたずねる疑問文に) ten years. 次 2) 3

関係詞の質問です。 解答は4なのですが3のthatを使って「サリーは正常な服用量の6倍のアスピリンを飲んだ」には出来ないのでしょうか？

10. Sally took twelve aspirins ( 1 these 2 this ) is six times the normal dose. that (4) " which

1～5まで教えて頂きたいです🙇🏻‍♀️‪‪

B 同じ内容を表すように( )に適語を入れなさい。 (2点×5) (1) Nancy didn't tell me the time of her arrival. Nancy didn't tell me when ( ) ( )( (2) Taro went to bed an hour ago. He's still in bed. Taro ( ) (and de) (1 ) ( (3) I began to drive six hours ago and I'm still driving. I ( ) ( )( )( (4) I have not seen him for three years. Three years ( ) ( ) ( (5) My father gave me a camera but I lost it. I lost the camera that my father ( ) ( ) for an hour. ) six hours. ). ) I saw him last. ) me. 得点

助けて下さい全然わかりません（2）⑧は直しました

Canada last summer. has just finished playing tennis with one of her Japanese friends, Ichiro. (何時ですか。) Mary: Ichiro: It's already 5:50. We started playing two hours ago. Mary: I'm having a good time, but Ichiro: Why? Ichiro: Mary: I borrowed some books from the library a week ago, and I want The library closes at six. It's near here, but (あなたは走る必要がありません。) There's a box at the library. the box after the library is closed. 7 (1) 文中 ①,③の Came Mary: Oh, I didn't know that. Then I can walk to the library. (2) 下線部 ②, ④. 2 She DⒸ I have. 4 18 You are I must go to the library now. (3) 文中 ③,⑥,⑦の( She is a high school student in Japan. She 13 What time is it? Do I will have to have 16 内の語を適する形になおしなさい。 ただし, 1語とは限りません。 (5 to bring ob sloittyy) ⑧ をほぼ同じ内容を表すように書きかえるとき, high school in Japan. to go to the library now. Cable (to 内の日本文を英文にしなさい。 □ (4) 本文の内容にあうように、次の文の と。 You don't have to kyn ⑤ (私は走らなければならないでしょう。) (1) How will Mary go to the library? - She will alk to (bring) them back today. You can put the books int What time did Mary and Ichiro start playing tennis? They started it at (3:59 に適する語を書きなさい｡ put the books into the box に適する語を書き, 対話文を完成させなさい。 (ア)は

この問題で、X🟰2分の3が何故最大値になるのかを教えて欲しいです、、！ 2分の9になるから1番大きいから最大値、ではなくて、何故2分の3という数字がパッと出てきたのか…教えて欲しいです( ; ; ) X🟰0,3 はどちらかが0になるからという理由みたいな感じでお願いします... 続きを読む

次に, x,yがともに変数である, 2変数関数の最大・最小の復習をしよう。 問題3 SA x≧0、y≧0,x+y=6のとき, xyの最大値、最小値と,そのときのx,yの値を求めよ。

考えたんですけど私には分からなくて、 空白の2問教えて頂きたいです😭

2 次の各組の英文がほぼ同じ意味になるように, _に適する語を書きなさい。 Mary went to London a week ago. She is still there. Mary has Lisited in London for a week. (1) Taro and I became friends six years ago. We are still friends. (2) Taro friend for six years. It's a long time since I saw you last. I have seen We have had no rain for a month. It hasn't rained I lost my book and I don't have it now. (5) I have my book. (3) (4) you for a long time. for a month. <開成高 <共立ち (7) last :

（1）の並びかえがわかりません! 教えてください!

* I come from Southern California. It is a great place to play outside. It is almost always arm and sunny. We often go to the beach to play at our free time. We enjoy swimming, ater skiing and sailing. friend (1)(7 have / friends/ * own / I most their /my/cars/7 of). I arned to drive in high school and got a license when I was sixteen for only six dollars. I ave been in Japan for a year, and (2)I miss driving with my friends. Having a car ( B ) young eople a lot of freedom and independence. Independence is one of the most important things for e and for most American teenagers. This is the 'me' * generation, and I always want to be yself. * In Japan, I often go to coffee shops or movies with my friends. But in America, I went to the * casual; not as each, or driving, or to parties at my friends' homes. Life in America is very formal as it is in Japan. In American high schools, kids can wear (C) they want, and they * make-up if they want to, too. Kids are trying on't have to cut their hair. The girls can wear

5問とも答えを教えてください！！ （たくさん質問してごめんなさい…テスト範囲のプリントなのに答え合わせまだしてなくて来週テストで🥹）

(6) a. Her dog eats half as much food as mine. b. My dog eats as much food as (7) a. We are sixteen, and our homeroom teacher is forty-eight. b. Our homeroom teacher is (8) a. Iron is the most useful of all metals. other b. Iron is more useful than (9) a. The Nile is the longest river in the world. b. (10) a. Time is more precious than anything else. b. is as precious as as old as we are. river in the world is as long as the Nile.

公園を走っている少年 Boy who is running in the park. 毎朝6時に起きる人々 People who get up at six every morning. この2つのように、走っている少年はisが入って毎朝6時に起きる人々はisが入らないじ... 続きを読む