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英語 高校生

この解答であっているのかそしてなぜほかの答えではだめなのか教えて頂きたいです。

Part 5 Daily Life Incomplete Sentences Select the best answer to complete the sentence. Then choose the letter (A), (B), (C), or (D). 1. All participants have to arrive ten minutes before ------- scheduled appointments. (A) they (B) their (C) them (D) themselves 2. At the book reading workshop, authors read books ------- to children. Text Completion Select the best answer to complete the text. Then choose the letter (A), (B), (C), or (D). Questions 9-12 refer to the following notice. Security Notice by Artist Request The use of cellphones, cameras, smart watches or recording devices will not be permitted during tonight's performance. Guests are encouraged to leave these items in their home or vehicle to entry. Failure to comply with this ------ your 11. 9. policy will result in ---- from the venue without a refund. We greatly. 10. (A) fully (B) aloud 3. We are pleased to (A) welcoming (C) noisy (D) over ------- a new exchange student from Canada. (B) welcome (C) welcomed (D) welcomes 4. Use this robot vacuum cleaner after reading the ------- carefully.A.2 (A) systems 5. The order can -------- (A) ships (B) policies anywhere in the world. (B) to ship (C) applications (C) be shipping (D) be shipped 6. Steven began a bakery more than 20 years ------- (A) last (B) ago (C) past cooperation in creating a phone-free viewing experience. ------ 12. Thank you for your understanding. Central Theater directions A 9. (A) once (B) when (C) advance (D) prior (D) before 10. (A) remove 11. (A) anticipate (B) removing (C) removal (D) removed (B) acknowledge (C) acquire (D) appreciate 12. (A (D) automate Further details about this policy can be found on our website. (B) Come celebrate our 25th anniversary this Saturday from 5:00 P.M. (C) For information on group rates and private events, check online. (D) Check for details to see if you qualify for exclusion to this rule. 7. The air conditioner we bought was designed to turn off -------. (A) automatic (B) automatically (C) automated 8. The Momo Store also has small items you can ------- as souvenirs. (A) replace (B) borrow purchase (D) sell

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英語 高校生

(4)について This is why にしてしまいました。  This is becauseというようなThis is whyの表現ではだめな理由を教えてください

(60分) Ⅰ 次の英文を読んで、下の設問 (1)~ (11) の語には注が付いています。 に答えなさい。 なお、 Food is fuel. When your body needs energy, you eat. When it doesn't you don't. It should be so simple when you think about it, but that's exactly the problem: us big smart humans can and do think about it, (, introduces all manner of problems and neuroses*. Have you noticed how you always have "room for dessert"? You might have just eaten the best part of a cow, or enough cheesy pasta to sink a gondola, but you can manage that fudge brownie or sundae. Why? How? If your stomach is full, how ice cream triple-scoop b) eating more even physically possible? It's largely because your brain makes an executive decision and decides that, no, you still have room. The sweetness of desserts is a palpable* reward (7)that the brain recognizes and wants so it overrules the stomach. C Exactly {c case is ③ is 4 the this why) uncertain. It may be that humans need quite a complex diet in order to remain in tip-top* condition, so rather than just relying on our basic metabolic systems to eat whatever is available, the brain steps in and tries to regulate our diet better. And this would be fine if that was all the brain does. But it doesn't. So it isn't. Learned associations are incredibly powerful when it comes ( d ) eating. You may be a big fan of something like, say, cake. You can be eating cake for years without any bother, then one day you eat some cake that makes you vomit. Could be some of the cream in it has gone sour; it might contain an ingredient you're allergic to; or (and here's the annoying one) it could be that something else entirely made you throw up shortly after eating cake. out of The disgust eating poiso g And it consider th The brain than food, it doesn't worryingl needlessl one of li shovelin the brai (注) (1) (2

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数学 高校生

なぜこの計算をするのかが分かりません 詳しく教えてください🙏

301 質を求めよ。ただし ■西大] 基本186190 つるから場合分けを 境目となる。 (2a) (2a)3-3a(2a)+5a³ Ba³-12a³+5a³ 000192 区間全体が動く場合の最大・最小 ①のののの (x)=10x+17x+44 とする。 区間 asxsa+3 におけるf(x)の 最大値を表す関数g(α) を, αの値の範囲によって求めよ。 SMART QTHINKING 最大・最小 グラフ利用 極値と端の値に注目 曲が変わると 区間 a≦x≦a+3 が動くから, αの値によって場合分けする 目はどこになるだろうか? 場合分けの境目はどこ 基本 190 yef(x) のグラフをかき, 幅3の区間 a≦x≦a+3 を左側から移動させながら考えよう。 大値をとるxの値が区間内にあるか, 区間の両端の値(α) f(a+3) のどちらが大 きいかに着目すればよい。 f(a)=f(a+3) となるαの値も境目となることに注意。 (x)=3x-20x+17=(x-1)(3x-17) a+3 <1 すなわち a < 2 のとき 17 x (x) = 0 とすると ... 1 17 x=1, 増減表から,y=f(x) のグラフは右下のようになる。 3 3 f'(x) + 0 - 0 + f(x) 極大 極小 小値をとるxの値 y=f(x)| 44 間に含まれる場合 g(a)=f(a+3)=(a+3)3-10(a+3)2 + 17 (a +3) +44 =a3-a²-16a+32 [2] at 3≧1 かつ α <1 すなわち -2≦a <1 のとき g(a)=f(1)=52 21 のとき,α)=f(a+3) とすると 整理すると a10a2+17a+44-a³-a2-16a+32 9a2-33a-12=0 最小 2a 3 x って (3a+1)(a-4)=0 a≧1 から a=4 17 3 7.1 直をとるxの値 [3] 1≦a <4 のとき g(a)=f(a)=a-10a² +17a+44 15.6 含まれない場合 [4] 4≦a のとき g(a)=f(a+3)=α-α-16a+32 4 [2] [1] y y=f(x); y y=f(x); [3] y | y=f(x); [4] y=f(x) 52 27 最小 Fa+3 32a x O 0. a1a+317 x 3 a a+3 6章 21 関数の値の変化 0 a. La+3 4 7 。g(a) [岡山大〕 a=4 のとき, 最大値を異なるxの値でとるが, xの値には言及していないので, 4≦α として [4] に含めた。 PRACTICE 1926 す関数 g(α) を αの値の範囲によって求めよ。 /(x)=2x-9x2+12x-2とする。 区間 a≦x≦a+1 における f(x) の最大値を表

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