正誤と解説してくれたら嬉しいです

I. 次の①~⑩0の単語の下線部と同じ発音の語をア~エから選び、 記号で答え なさい｡ Dsmooth 2reason 3kicked Deducate 5attach crowd 8worse 6phrase 9touch 7 wrapped 10 tear breath health 7 satisfy 7 school expense throw sword soup 7 bear 1 youth 1 dead captain attempted mended 1 chemical increase brown corner 1 mountain thought 1 real season manage technique these know lord enough fear I bathroom I sweat I claimed I frame I channel I senior I bowl I world I soul I pearl R> (E Ce

物理の力学バネの問題が出来ません。答えを教えていただきたいです。

1 (50点) 図のように、糸の両端にともに質量mのおもりA,Bをつなぎ,さらにおもりAをばね定数kのばねにつないで鉛 直につるす。次の設問に答えよ。ただし,ばねおよび糸の質量は無視できるものとし,糸は伸び縮みしないものとする。 また,重力加速度の大きさはgとする。 (1) 図のつりあいの位置でのばねの伸びを求めよ。 (1 2mg_ k mg 2k (2) m mg_ k (3) この単振動の周期を求めよ。 ① 2π√2k mg_ ① d≧ 2k (2) (3) 2π (2) d≧ (2) つりあいの位置でのおもりBの位置を原点とし、鉛直下向きを正としてx軸をとる。 つり合いの位置からおもりB を下向きにdだけ引き下げて静かにはなすと, 糸はたるむことなくA,Bは上下に単振動した。 位置 xにあるときの 加速度を鉛直下向きを正としてα, 糸の張力の大きさをSとして, A, B についての運動方程式をそれぞれ求めよ。 (1) ma = mg + S - kx (2) ma=S-mg-kx (3 ma=S-mg 4 ma=mg-S (5 2ma=mg + S-kx 6 2ma = mg + S 7 2ma=2mg-kx m k 0- mg_ k g 2k 2m 32 k 3 d≧ (5) 2mg k k A (4) 糸をたるませないで振動させるには,最初に与えるdの値はどの範囲でなければならないか。 ⑤ dsmg k B 4 k k k © 27√ √ TM © 2T √ TH ④ 2π 5 2π V 2m m 2g k d≦ mg_ 2k 6 6 27 √2h 2k 2π m d≤ 2mg k

□１と□2だけでも答えを教えてください🙇‍♀️ お願いします

13 ell, ers. 14 ea. = it. 5 の 15 ist. ed. 人以 日本語に合うように,( )内から適切なほうを選びなさい。 1) 車のそばに立っている男の人を知っていますか。 Do you know the man (who / which) is standing by the car? 2) 彼女は昨日, 英語で書かれた手紙を受け取りました。 She got a letter (who / which) was written in English yesterday. 3) 私はこの歌を歌っているミュージシャンが好きです。 I like the musician (who / which) sings this song. 2) That boy is smiling on the bed is her son. 2 各文の適切な位置に who, which, whom のいずれかを入れて、全文を書きなさい。 A B 1) I will show you a strange stone I picked up near the river. 3) The book that boy is reading is very difficult. SAKI 0229] 関 er 4) The singer I like very much is going to come to Japan next month. 1) スピーチをしている男の人はキムラさんです。 The man ( これは姉が使っているコンピューターです。 日本語に合うように,( )に適切な関係代名詞を入れなさい。 ただし, 省略できる場合は×を 書きなさい。 ABC 2) Aにします ) is making a speech is Mr. Kimura. This is the computer( red my sister uses. 3) 私がオーストラリアで会った人たちは親切でした。 The people( ) I met in Australia were kind. 4)これはタマという名前の猫です。 This is the cat ( ) name is Tama. 4 日本語に合うように,( )内の語句を並べかえて英文を完成させなさい。 1) これは20年前に建てられた家です。 This is (which / built/ago / a house / twenty years / was ). Incliy 3) 長い耳をした犬は私の犬です。 (long / ears / the dog / are / whose) is mine. 11 This is 2) 彼女が手に持っている花はとても美しいです。 (her hands / which / in / has / the flowers / she) are very beautiful. A B C are very beautiful. is mine. Lesson 18 B0/1 55

答えが合っているか添削して欲しいです🙇🏻‍♀️ 1.I(should have drank) so much coffee. Now, I can't sleep. 2. She (may have left) her smartphone at her office,... Read More

Fill in the blanks using a Modal Verb in the box below. [Oct. 17, 2022] May/Might/Must/ Could/Can't/Couldn't / Should/Shouldn't / Ought to / Needn't + have done 1. I ( 2. She ( ) so much coffee. Now, I can't sleep. [drink] ) her smartphone at her office, Or perhaps she left it on the train. [leave] 3. The brand-new bicycle has disappeared – it ( T ( 4. I can't find my glasses. 5. How did she fail that exam again? 6. You ( 7. You ( 8. There is no apple juice left in the fridge. My kids ( 9. Do you think she ( 10. You ( ). [steal] ) them in my car. [leave] She ( ) very much. [study] ) the washing up as was going to do that tomorrow. [do] ) such a terrible thing to her, now she's upset. [say] ) it all. [drink] ) about the appointment? It's 9:30. [forget] ) Luke yesterday. He left Japan six months ago. [see] 11. What isn't John at work yet?" I don't know, he ( 12. My suitcase is too heavy. ) the train. [miss] T( 13. Oh, good! We've got milk. Mom ( 14. The bus arrived one minute after you left, so you ( 15. She ( ) there. Her car keys are still here. [drive] 16. You ( ) such a large house. Your wife would have been quite happy in a smaller house. [buy] 17. I( 18. You ( He's re angry with you. [ask] 19. Do you think you ( It looks quite yellow. 20. The cat has escaped! 21. He ( ) so many things. [pack] ) some yesterday. [buy] ) a cab. [take ) to the cinema, but I decided to stay home. [go] ) his permission before you used his computer. ) too much water to your plant? [add] I( ) the door open by mistake. [leave] ) to the shopping center. It's closed on Sundays. [go]

青矢印について、和積の公式に当てはめるのではなく、和積の公式を導いてから積の形で表す方法を途中式も添えて教えてほしいです。

=sina(1+cosβ)+(1+cosa)sinβ =sina+sinβ+sin(a+β). (i) αを固定してβのみを動かす. a S=sina+2sin(B+C) cos / 2 a a s/1/18>0であるから、1/<B+12/ a π a B+ /10/2=1/72 つまり B=101-0(>0)のとき, Sは最大値 進学 2 2 S(a)=sina+2 cos Cosm をとる. (ii) 次に,α を動かして S(α) の最大値を求める. S' (a)=cosa-sin =--(2 sin²+sin-1) =-(2sin-1)(sin //+1) (0) (π) a S'(a) S(a) a 73 the T+Al On + 0 最大 よって,(Sの最大値)=3+√3=3/3 2 2 (解説) 1 次のように考えることもできます. at the tea el π 10 最大・最小 a 10/2において * x200doS-³d 6060 800 bos-b+5= =xados- nihoni ale boh TT)

11番から21番まで答えを教えて欲しいです🙇🏻‍♀️

Fill in the blanks using a Modal Verb in the box below. May/Might/Must/Could/Can't/Couldn't/Should/Shouldn't/Ought 1. I ( 2. She ( she left it on the train. [leave] 3. The brand-new bicycle has disappeared - it ( 4. I can't find my glasses. 1( 5. How did she fail that exam again? She ( 6. You ( 18. You ( ) so much coffee. Now, I can't sleep. [drink] ) her smartphone at her office. Or perhaps 19. Do you [Oct. 17, 2022] to/Needn't+have done 7. You ( ) it all. [drink] 8. There is no apple juice left in the fridge. My kids ( 9. Do you think she ( ) about the appointment? It's 9:30. [forget] ) Luke yesterday. He left Japan six months ago. [see] 10. You ( 11. What isn't John at work yet?" I don't know, he ( 12. My suitcase is too heavy. I( ) the train. [miss] 13. Oh, good! We've got milk. Mom ( 14. The bus arrived one minute after you left, so you ( 15. She ( 16. You ( ) such a large house. Your wife would have been quite happy in a smaller house. [buy] 17. 1( ). [steal] ) them in my car. [leave] ) very much. [study] ) the washing up as I was going to do that tomorrow. [do] ) such a terrible thing to her, now she's upset. [say] He's really angry with you. [ask] think you ( It looks quite yellow. 20. The cat has escaped! 21. He ( ) so many things. [pack] ) there. Her car keys are still here. [drive] ) some yesterday. [buy] ) a cab. [take ) to the cinema, but I decided to stay home. [go] ) his permission before you used his computer. [add] I ( ) to the shopping center. ) too much water to your plant? ) the door open by mistake. [leave] It's closed on Sundays. [go]

（）の中に変形したものが分かりません。

Fill in the blanks using a Modal Verb in the box below. [Oct. 17, 2022] May/Might/Must/Could/Can't/Couldn't/Should/Shouldn't/Ought to/ Needn't+have done 1. I ( 2. She ( ) so much coffee. Now, I can't sleep. [drink] ) her smartphone at her office. Or perhaps she left it on the train. [leave] 3. The brand-new bicycle has disappeared - it ( 4. I can't find my glasses. T( 5. How did she fail that exam again? She ( 6. You ( 7. You ( 8. There is no apple juice 9. Do you think she ( 10. You ( ). [steal] ) them in my car. [leave] ) very much. [study] ) the washing up as I was going to do that tomorrow. [do] ) such a terrible thing to her, now she's upset. [say] left in the fridge. My kids ( ) it all. [drink] ) about the appointment? It's 9:30. [forget] ) Luke yesterday. He left Japan six months ago. [see]

〔3〕の問題で、赤線のところが分かりません 教えてほしいです！

ANG [1] 実数x についての2つの不等式 ORA STATANIAS (x-a+2)(x-a) > 0, |3x+1|<5 CocIsm A L IS がある.ただし, α は実数の定数とする. CHE O (1) a=2 のとき, ① を解け. AC4545 (2) ②を解け. (3) ① かつ ② を満たす整数xの個数が1個となるようなaの値の範囲を求めよ. GREGO T SJR3

関係代名詞わかる方教えてください🙇🏻

1 ( に適切な関係代名詞を入れなさい。 ただし、 関係代名詞は that 以外を使うこと。 A 1. Mr. Smith is a teacher (4) is from Canada. 2. That is the bridge ( 1) was built two years ago. ) she should do after lunch. dai aidT I KINERIA 3. She has many things ( 4. I have some friends ( Q+60 2 関係代名詞を用いて, 2文を1文にしなさい。 ただし、 関係代名 OTHEEFE100 )) I will invite to the party.ry day. ***onumy blot I doldw Juode a edi ei aidT S 2013. 1. Look at the girl. She is singing on the stage. 2. This is the shrine. My family visits it every year. Milforile we live now 関係代名詞は that 以外を使うこと。 that 以外を使うこと。 詞は AB SHAHONTOSAU 3. Do you know the train? Its cars are silver. 4. The boy plays the piano well. His father is a musician. 5. Do you remember the girl? You saw her in Fukuoka the 6. The watch is now being repaired. It was broken yesterday. Boys(+19) 101 lool € Th other e other day. day.

この問題の答えです！ ① this a base ball is bigger than a tennis ball. この野球ボールはテニスボールより大きい ② this a volleyball is lighter than a soccer ball. このバレー... Read More

O a baseball / big / a tennis ball 2 a volleyball / light / a soccer ball 3 a tennis ball / small / of the five 4 a basketball / heavy / of the five