￤数Ⅱ 青線の部分が分かりません ． tan(π/4-π/3)だけではないのでしょうか(‥ )?

3 の話や 原点を通り,直線 y=x+1との角をなす直線の方程式を求めよ 4 1 cine_sin P 1 6 土

因数分解の問題なのですが、2行目から理解ができません。aの2乗はどこにいったのでしょうか。

(2) (t)=(b-c)³a+b(c³-3c²a+3ca²-a³) +c(a³-3a²b+3ab²-6³) -(b-c)a³+{(b-c)³+3bc(b-c)}a-bc(b²-c²) =-(b-c)a³+(b-c){(b-c)²+3bc}a-bc(b+c)(b-c) =-(b-c)a³+(b-c)(b²+bc+c²)a-bc(b+c)(b-c) =-(b-c){a³-(b²+ bc+c²)a+bc(b+c)} =- = = =-(b-c){(c-a)b²+(c²-ca)b+a(a²-c²)} =-(b-c){(c-a)b²+ c(c-a)b-a(c+a)(c-a)} £20, =-(b-c)(c-a){b²+cb-a(c+a)} =-(b-c)(c-a){(b-a)c+b²-a²} =-(b-c)(c-a)(b-a){c+(b+a)} =(a−b)(b-c)(c-a)(a+b+c) zipas

因数分解の問題なのですが、2行目から理解ができません。aの2乗はどこにいったのでしょうか。

(2) (t)=(b-c)³a+b(c³-3c²a+3ca²-a³) +c(a³-3a²b+3ab²-6³) -(b-c)a³+{(b-c)³+3bc(b-c)}a-bc(b²-c²) =-(b-c)a³+(b-c){(b-c)²+3bc}a-bc(b+c)(b-c) =-(b-c)a³+(b-c)(b²+bc+c²)a-bc(b+c)(b-c) =-(b-c){a³-(b²+ bc+c²)a+bc(b+c)} =- = = =-(b-c){(c-a)b²+(c²-ca)b+a(a²-c²)} =-(b-c){(c-a)b²+ c(c-a)b-a(c+a)(c-a)} £20, =-(b-c)(c-a){b²+cb-a(c+a)} =-(b-c)(c-a){(b-a)c+b²-a²} =-(b-c)(c-a)(b-a){c+(b+a)} =(a−b)(b-c)(c-a)(a+b+c) zipas

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◎区切りごとに意味をとりながら、 音読しよう｡ P The last example is breakdancing. // This dance is known for its noitibst niedt moting of slqoq dairl edt wolle t'abib vitauos Jadw acrobatic moves / such as head spinning. // 3 The dance is a part of hip hop SAUNA) A(S) Contas O SE LES VISTAS culture. // Lot O wolls film di stadi skroeg or4 Breakdancing was born / in New York City's local communities / in the al com you! US7 anish sw vert li llet Jour 1970s. // In those days,/ fights between gangs / often happened in the city. // FRS124 6 Some members asked themselves / if there was a peaceful solution. // Pog They began to use breakdancing / to decide on the winner / of a fight. // 8 Afterward, / the dance gradually became popular / across the US. // Today, / breakdancing attracts many young people / around the world. //idt of 9130m TA 10 Dances are connected with the culture / of their birthplace. // Through dances, / people have expressed their ideas and feelings. // Dancing is a way 07/22 W of communication. // - CATEGIUNOND 2

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○区切りごとに意味をとりながら、 音読しよう。sinondai lgme od aid to fish s ei eqneb adT goingiqe bood There dows aevom pitadors There are many dances / around the world. // 2 Each of them / has a and 90 FOR O unique background. // 3 Here, / let's look at three styles of dancing: / the mod as gaisableng da ai maitinummes [waohalvtin duo w hula, / Irish dance, / and breakdancing. // z eu u to orn ini beragaeil neftor pansy roewted siden, eveb seeds alto core 4 The first dance is the hula / in Hawaii. // It comes from the odTgoituloa taon sa eredi li sevisament booles eredmom m indigenous religion there. // In ancient Hawaii, / people showed their brewreftĄ Lidge to reaniw odt ao obiseb of gaisanbodsord een of aage respect for gods / by dancing. // They also danced to pass on important aipasbaleend.vebor 20 di esoros telugog omesed vleubars eodebe values / from generation to generation. // That was because they had no blow edi bauro y a STI Activity formal writing system / at the time. // In other words, / the hula wa adrid riedsfei prutlus up edt diw beta a C OR E CAR more than a leisure activity. // we ai gained engilegt has enabi nigdt beseerxe axed algeoqueado 10 In the hula, / dancers use their hands / to express emotions / an .noitsoinummos messages through the hula.. things in nature. // The dancers believe that they can communicat various messages / through the hula. // ... The next example is Irish dance. It is famous for the dancers' qu |

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◎区切りごとに意味をとりながら、 音読しよう。 91 Tier) baworla olqooq .BWEH Jasions al Inorges to ove_ _____ The next example is Irish dance. // It is famous for the dancers' backgranarodi in Morave ods to Mojave gather tool ( quick steps. // 1 8 5 2 dancing 2 11... saunood ei jedT T& JedT TANENTLAIS 3 This dance dates back to the 16th century. // 4 In those days, / Ireland TOUL was a colony of England. // 6 People there were not allowed / to perform for gods / by iviton val slud eft,abrow 19dto nl their traditional music or dance. // 6 As a result, / Irish people quietly sang their songs / indoors / and created a new way of dancing. // In the dance, / 9m ei 9H an a leisure, they did not move their upper bodies. // They only moved their legs. // In the hula, / da 9 Thus, / when someone outside looked through the window, /the person ISLATUR Ne! 349 $MMS could not tell / if they were dancing. // 19v0oeib stasinummer 05 G 8291qx9 T GEO basterebau 10 Irish people tried to protect their tradition / by stamping their feet / to 入れよう。 resistance / against England at the time. // SiewsH Insions ni hoides 2 THEOX! their own music. // The dance shows Irish people's quiet / but strong (er) Soonebelgoog sipas edt bib vdW (I TIN LÀ ugumos sol beau gnione w W (S

ポイントを読み取ろうと内容を確認しようの それぞれの回答があっているかの確認をお願いします また、解けていないところの回答を教えてください。

○区切りごとに意味をとりながら、 音読しよう。sinondai lgme od aid to fish s ei eqneb adT goingiqe bood There dows aevom pitadors There are many dances / around the world. // 2 Each of them / has a and 90 FOR O unique background. // 3 Here, / let's look at three styles of dancing: / the ai mod as gaisableng da ai maitinummes [waohalvtin duo w hula, / Irish dance, / and breakdancing. // z eu u to orn ini beragaeil neftor pansy roewted siden, eveb seeds alto core 4 The first dance is the hula / in Hawaii. // It comes from the odTgoituloa taon sa eredi li sevisament booles eredmom m indigenous religion there. // In ancient Hawaii, / people showed their brewreftĄ Lidge to reaniw odt ao obiseb of gaisanbodsord een of aage respect for gods / by dancing. // They also danced to pass on important aipasbaleend.vebor 20 di esoros telugog omesed vleubars eodebe values / from generation to generation. // That was because they had no blow edi bauro y a STI Activity formal writing system / at the time. // In other words, / the hula wa adrid riedsfei prutlus up edt diw beta a C OR E CAR more than a leisure activity. // we ai gained engilegt has enabi nigdt beseerxe axed algeoqueado 10 In the hula, / dancers use their hands / to express emotions / an .noitsoinummos messages through the hula.. things in nature. // The dancers believe that they can communicat various messages / through the hula. // ... The next example is Irish dance. It is famous for the dancers' qu |

(4)なのですが、自分はDを選んで間違えました イオン化傾向がZn>Cuなのだから、Znの濃度を上げてイオン化傾向をさらに大きくし、逆にCuの濃度を下げてイオン化傾向をさらに小さくし、それぞれのイオン化傾向の差を大きくする そうすると、標準電極電位により起電力が大きくなる... 続きを読む

271. ダニエル電池図のダニエル電池について,次の 各問いに答えよ。 2017 (1) 放電時に負極および正極でおこる変化を, それ ぞれ電子e を用いた反応式で表せ。 0100.S (2) 電流の向きは,図中のア,イのどちらか。 00.1 (3) 素焼き板を通って, 硫酸銅(ⅡI)水溶液から硫酸 亜鉛水溶液の方に移動するものはどれか。 ① Zn ② Zn²+ ③ Cu 水溶液 硫酸亜鉛水溶液 [mol/L] 硫酸銅(ⅡI)水溶液 [mol/L] A 0.5 0.5 B 0.5 2 硫酸銅(ⅡI) 硫酸亜鉛 水溶液 $854 Cu²+ 5 H+ ⑥ SO42- 水溶液 (4) 硫酸亜鉛水溶液および硫酸銅(ⅡI)水溶液の濃度を変えてつくった電池A~Dのう ち,最も長く電流が流れるものはどれか。 C 1 1 L ア D 2 0.5 亜鉛板 素焼き板 銅板 HA 3-IPAS

画像の問題で、答えがアなんですけど なぜアになるのか教えてください(>_<;) 私はバードウォッチングのツアーからスキージャンプのトーナメントまで22日から25日で見れると思いイを選択しました。

の対半中 Girtes:dsT) い 中 文英 次の英文は,ある町のイベント情報 (Information)です。これを読んで,問いに答えなさい。 ★Event Information for the 4th Week of December | Event Names( Places ) *Notes 6 dub Date Time Winter Bird Watching Tour 22nd (Lake Nishino ) 7:00-8:30 with *professional guides! b ~28th 00T *Ice Hockey *Tournament (Sanshiro Stadium) Ski Jumping Tournament (Mt. Kita Jump Stadium) I0 00 24th。 STTG MLGO 15:00-17:00 many famous players! abest 25th 13:00-16:00 international tournament! ★ You can take *free buses between the station and each place. (It takes 30 minutes. noo ★ 500 yen is needed for the *parking lots if you go to Jsdi ach place by car. nods stt blot ot6) edosat asw i WAdult (16 years old and over ) Child (12-15 years old ) Child ( 0-11 years old ) 1,500 yen 700 yen VT S2 Tickets (Each Event ) 0 yen 10 2cG 20 03u umBe on gs professional プロの simw ice hockey アイスホッケー 19gpg 198 (注) note (s) 備考 parking lot (s)。駐車場 tournament 大会,トーナメント adult 大人blot odel .aM as free 無料の 191A Jnshogmi oals aidT STommib wol に当てはまる最も適当 o2m9 ob os ob-oj. Tetw bas ob 問1 次の(1), (2)の英文について,本文の内容から考えて, , 9d なものを,それぞれア~エから選びなさい。 16dw wonal of boog B 21 21 md 'ISeb veve jail ob-of dpan 0led (1) You can go to all the events if you stay in this town for only | days. h voige T ア two 1,ofseM ot ainsdT" .boaipAs.spon A acp イ three ウ four エ five 1od srtit v lo Jesr" Cay of egraduation)

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dgadoxsca Divdentan |C Listening for details :Listen to the statements and answer T(true) or F(false). oro Comprehension, A Reading for main ideas:Choose the best answer. 1. What is the main idea of the passage? The importance of verbal language. ⑤ What non-verbal language is and its role. lgpsow so ne daus budoses td ah ne rdaqusd in eds s ta nm ugast tas bomno How cultural factors cause misunderstandings. Tleroipast A 10vo 2. The meanings connected to body actions are @ natural and we cannot control them b learned from when we are born © partly natural and partly learned dalidty ne B Reading for details : Fill in the blanks with the words in the box below, an en choose the correct title for each part. >A waiter (1. coffee all over a woman, but the woman said, “thank you Part 1 very much!” to the waiter. > We can understand the woman was (2. ) with the waiter because of the Spto way she looked at him and the voice she used when she talked to him. Hw mee > If we want to understand other people's (3. them but also pay attention to how they talk. Part 2 ), we have to not only listen to anal > Non-verbal language conveys 65 percent of the social meaning of (4. Tslimie ) language. ), and we sometimes use it unintentionally. > One part of non-verbal language is (5. > Another part of non-verbal language is (6. when they are born. Part 3 ), and people start to learn it > Each culture has its (7. verbal language. ) way to express social messages by using non- dt cbad wol bluow uoy busi > By realizing the importance and meaning of non-verbal language, we Part 4 can not only understand the messages from other people better but also understand the messages we are (8. ) to people from different cultures. Titles Different Meaning of “Thank you very much!” D The Importance of Understanding Non-Verbal Language Two Parts of Non-Verbal Language O What Is Non-Verbal Language? Words angry / intentions learned / natural/ own sending / spoken/ spilled Jud 2290 ce 1. ( へ