数Aの合同式の所なのですが、ａ²＋b²を4で割った時の余りが、0.1.2のいずれかである理由を教えてください。

274 次のことを合同式を利用して証明せよ。 4で割って3余る自然数 m は,整数 a, b を用いて m=a'+b? と表すことができない。 すべての整数nについて こロん= 0(mod 4) ペ=0°:o (mod 4) n=l(mod4) nシ2(mod4) だき 1(modf) 2=4=0(mod4) n=3(mod4) 2 n'e 3E q s | (mod+) よって整数a.6に対して a*+b=0t0 三 0 (mod4) a'tb'= 0+1= l1 ( mod4) atb°= (+( = 2 (mod4) ゆえに at 62をチで割ったときの余りは01、2のuずれか よって4で割って3余る自然数mは数整数の、bを用いて m= at+ b2 と表すことができないい。. のいすいれかであね。

長文得意な方、分かる方教えてください。 急ぎです…4問あるんですけどすみません。

3 次の凛章を読んで。 あとの間いに答えなさい。 Where would you first take someone coming to Japan for the firet time? Many places come to mind such as Hokkaido, Okinawa, and Hiroshima, but many Japanese people would probably Take them to Kyoto firet。 Aa everyone knows Kyoto je a very beautiful city with a lot of historie temples and Japanese gardens, and of course tbey can onjoy delicious Japaneee dishes. you want to show the best parts of Japanewe culture to people from other countries、 yON Should show them around traditional places. In thie case, ig important 人br you to have knowledge about tneir geography and history. 1 would choose the historic village, Shirakawe-g. ( ⑤ ) tt im located in Gifu Prefecture, and has many old-fashioned Japaneee houses called Gassho-zukuri、 They were ( A )between the 17th century and the beginning of the 20th century. There were once 1.800 Gassho-style houses in the area, but now just 150 houses remainr Shirakawa-go is as nie place with natural beauty that includes mountains and rivers. We can enjoy hiking and talking with people in the area. There are hot springs, too. Last month, 1 went there with my family and( B )inamnice hot bath after hiking. you want to show both new things and old things to foreign tourists, you should take them to Tokyo. ②It (jn / khe mmoet / city / js / exciting ) Japan. In fact, ii very popular among foreign tourists jm Japan. Tn Tokyo, we can do almost anytbing that we want to do, Hke shopptng, sightseeing, and going to famous restaurants、Tfforeign tourists are interested in historic temmples, You can tage them to Asakusa. fthey want to experience something modern, they wi be able to find it in Shinjuku or Shibuya. Thats why Tokyo attracts so many tourists from abroad。 【 think. (蘭) come to mind : 思いつく knowledge: 知識 geograpby:土地 belocatedm 一: に位置する old-fashioned : 古風な remain:残っている jnciude:含む hotspring: 温泉 sightseeing : 観光 modern:現代的な attract:引きつける Thatswhy: そういうわけで CS( ① ) にあてはまる最も間当な文を, 次のアーエの中から 1 つ選んで, 符号で答え なさい。 ア Ihave been there many ねmes. イ Ihave never been there. ウ Many foreign peopie have lived there. エエ Many forejgn people were born there. (2) ( A ),( B ) にあてはまる最も適当な語を, 次のアーンオの中からそれぞれ 1 つ選んで, 符 号で答えなさい。 ア buult イ went ウ relaxed エ drank オ taught (3) 戸線部⑦が本文の内容に合うように, ( ) 内の語句を正しい順護に並べかえなさい。

この問題の2と3の解説お願いします🙇‍♀️ 答えは12 55/4 です

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問2までは無理矢理やったんですけど3からわからなくて。。。 1と2も間違ってたら指摘してください！

四 mez (表量のみ) 次の圏、回に答えなさい。 genetically modified food) 還 次の英文は ジョューンス先生(Mr Tones)がクラスの生徒たちと遺伝 子組み換え食品( と農薬(agricultural chemicals) について話している場面のものです。これを読んで 1 ーーーーで| There are toOo many people Kota : ] wat blems last night. mwatched a TV program about food proble mn in the future. liVing in the world, so there wont be enough food for all of the Saki : IT saw it,too、The food problems are more difficult than math problems. | Kota : 1 think farmers should produce more "CrODS. for people to eat. | Saki : My "parents are farmers、They say their job js to produce enough cropS TTP 。 | They wull also | Crops will die i there are *weeds around them or they have diSeaSe- | die if there are many bad weather days. | | Kota : Does that mean itS not easy to produce more crODS? SNSIT6S difficult。My parents always worry about their CrODS. ら 過 IMr Jones : Do you think genetically modified food wi help to produce HOTE CTODS: | Saki 1 dont know much about it. Mr.Jones : We have *genes that come from our parents. They carry informa lants, too. Short legs or long legs or black hair or red hair. GeneS are found in all animals and pla | Kota : My father has long hands and I have long hands, to0. tion about you,Such aS | IMr jones : And some *scientists put a gene into crops and it could make the croDS StrOngeT against |15 agricultural chemicals。 When farmers “spread the agricultural chemicals over their | genetically modified crops, weeds die but the crops dont | Eota : Thats greatl They will help your parents with their work. Sakt | Mr Jones : Butthere are some problems. People see fewer "honeybees In America now. Agricultural chemicals may be *killing them. Kota : Really? Honeybees put *pollen from one flower on another one to help it to *grow. Without honeybees, we wi not have fruits, *vegetables. and other plants. | ] Saki : We will die soon without food. And now in many parts of the world. (alot of / die / mare / children / because / there / who) there isnt enough food for them to eat. IKota : Yes, and *at the same time, there's a lot of *unsold or leftover food in restaurants. food |25 Ia | Stores, and even at home, Tlearned it when 1 watched the program last night. 1 couldnt believe there was more leftover food at home. Mr.Jones : Do you know a "food bank? There are many food banks in America. They *gather such food and give it to people *in need. Tread about it im the newspaper. There are some in japan、too. 1 hope all of us 30 each other and can eat enough food、 YYe should think of the best way to do so. 農家(の人) crop(s) 作物 parents 両親 weed 雑草 disease 病気 子 。 mformation 情報 scientist 科学者 spread まく honeybee(s) みつばち pollen 花粉 grow 育つ Vegetable 野菜 atthesametime 同時に - 売れ残り と食べ残しの食糧 "food bank フードバンク gather 集める 英記

添削をお願いしたいです🙏🏻 （a）We will go to see them on April 2.

(2) あなたは春休みに, ホームステイで日本に来ているマミ0 を見ながら, あなたはマークさんとあと 会話文が完成するように(9)、(b)にそれぞれふさわしい英語を剖誠 以上で 10 語以内、(b)は 15語以上で 25 語以内とします。 (9目 もかまいません。 ( .,? ! などの記号は語数に含めない) ぐ天気予報> modsy | Macns1 | Apmn Wednesday | Thureday Weather cp 本 Temperaue (で) | 。/]5 2711 5716 Mark, we cant go to 8ee cherry blossoms You Mark : Tm sorry to hear that. Well, when wil ) YO0語8 a Mark : OK.Its my fmst gzgがWhatwilwe. b )

日本のお正月の特徴を伝える英作文です。 文法など間違っている点があれば教えてください🙇

Tm going to tell you about New Year in Japan. 廊娘 Me 9? 6 upecge 間Mc肌 1ら 2 Phecc 了 (Je 娘 Me egt osecルhr 人れat 人@ Zici2de , Me la 人Krxs- 。 2eのou and Hane Ei 、

中一の音楽記号 速度記号ってどうやって覚えていますか？

Adagio |テアダージョ 0 |和義やかに Amdante | アンダンチ |ゆっくぅ上くような遠きで| MModerate| そデラート |中でらいの吉きで Alesretto| アレゲレット | ゃゃきく ] AMesno |アレゲロ |上 | 115 |分間に 』 をIt2打っきで 。 』 =112 | 1分問に 。 を112打つ未さで ゞ=ず eve | リタルダンド |だんだん居( eempo |7 テンボ |も&Eの連きで

これって、互いに素じゃなければ、どうなるんですか？

929 (mod 77) =之 をニタ (mea 当) @ 大公約数が @のとき, med) 王 z=y (mod生

she found〜で始まるの文の意味を訳してください。だれか手が空いている人お願いします。

0 9 SLY 4 。 0はも 9900に MODOU MNOやてマツアー ーー Father's Day. She found a blue T-shirt in the window and it Wa very nice. But it was too small for her father、She gt a yhite one for her father and a blue one tor herselt. The white one was 2000 yen. She paid 3000 Yeu hn hei

教えてください ほぼ同じ意味になるようにする問題です！

1) 2) 3) 4) 5) 6) 7) 8) 9) 10) 11) 12) 13) 14) 15) 16) 17) 18) 19) 20) 21) 22) 23) 24) 25) 26) 27) 28) 29) 30) Plegse open The door. = とaa ゅ Open fhe door 9 = > 2 是it 1 上 (2だ ー虹旨 Yse open fhe door 9 LeT' s go on qpicnic. = %e we 90oongpicnic 9 ニ How gbout P on gpicnic 9 クン To school tomorrow. 1 won'† go fo school omorrow. I'm pp 29n2- 人 Tom mus wgsh her cgr. = Tom めう Jo wosh her cr. You musfn'† eat fhis qpple. = Shgll I open fhe window ? = Do you open The window 9 He isn'† os 1qll gs me. =Heis Than me. = gm 1han him Tom is The glles1 boy in his closs. = Tom is Than I hgve Ten books. He hgs Ten books, 1oo. = I have os My sisTer made me gnice cake. 三 My sisTer mode g nice cake Plegse show me your glbum. = Plegse show your qlbum He can'† mgke g cake. = He doesm 1 know ee Thle OBBlG in his class. him. me- me. make q cgke. He lef1 Kobe gnd he didn † sqy good-by. = He lef1 Kobe good-by. 1 gfe dinner before ] sTudied English. = I ate dinner before English. Mike drives g cgr very well. = Mike is very good 0 CQ「. Spegking English is difficul+ for me. = is difficul1 for me English. Plegse give me some food. 三 Plegse give me something ] have never visited Hokkaido. = 1 have never Hokkgido. I wogs very happy To hear The news. 三 The news very hoppy- Tom sqid To Ayg,“ Plegse show me your glbum." = Tom Aya show album. Ayg said fo me,“ Don'†1 go gfter me.” = Aya me gffer The girl with long hair is Aya. =ニ The girl hair long is Aya. The girl with long hair is Ayg. = The girl 、ー。 。 。。 OnGMNGIIGERKGSAM This is 1he letTer which he wrote. = This is The letter by him. 2 { know the girls plgying Tennis over There. 三 1 Know The giFTIS . BUQXMGGWIGGGMESGNGG There. This is The glles1 building Tha I've ever seen.三I hove seen tall buildins. He went To Americg 9 week ggo. He is in Americg now. 三 He hos America q week. Ayg wenT fo Paris. She isn'† here now. 三 AYgghoese | 5 。 。 Bo { gm so fired Thagt I cantwalk.三Iom_ tired _。 。 _ walki The question was too difficul1 for her 1o gnswer- ニThe quesfionwos _ difficul1 QnSwer 3 ci 8基