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英語 中学生

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あと 次は,中学生のタケシ ( Takeshi) が書いたスピーチの原稿 の1~6の問いに答えなさい。 I am going to talk about my interesting experience. I went to London during this summer vacation with my family. This was my first trip to a foreign country. I wanted to know about London, so I looked for information about it on the Internet. I was able to see many famous things on the Internet before the trip. In London, we went to some popular places, for example, Buckingham Palace and Tower Bridge. I already saw them on the Internet, but they looked bigger and more beautiful to me when I saw them directly. I was ( )! When I walked around, I saw a lot of people from different countries, too. Then, we went to a restaurant to eat local dishes. They were very new to me, but I enjoyed them. When we finished our dinner and left the restaurant at about nine in the evening, I found 2one strange thing. It was not dark outside! I was very surprised. In Fukuoka, it is dark at nine in July, but it is not in London! This was the most interesting thing to me. I enjoyed this trip very much because I was able to discover new things. After the summer vacation, I told my classmates about my trip to London in an English class. Many of them liked my story and I was glad. After school, one of my classmates came to me and said, "I really enjoyed your story. I love Harry Potter, and I'm very interested in London. Can you tell me more about your trip ?" In fact, 3 was surprised when she came to talk to me. Before that, we didn't talk, and I though she was not interested in foreign countries. But that was not right. She knew a lo about London. We talked about my trip and Harry Potter. When we were talking she said to me, "Going abroad is a good way to study, but I have ( ) to Foreign country. I was glad to talk with you." I discovered new things about her o hat day. ) ( 4 You can get information about many things on TV and the Internet, and you ofte hink you know about people around you before talking to them. But you can discove ew things when you experience something directly. I want to remember this idea ar xperience a lot of things in the future. 主) foreign: 外国の Buckingham Palace: バッキンガム宮殿 Tower Bridge: タワーブリッジ directly : 直接に local dishes : その土地の料理 outside: 外で discover : 発見する Harry Potter: ハリー・ポッター

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数学 高校生

高1数学です ᵕ᷄≀ ̠˘᷅💦 練習14の (3)、(4)の計算方法がわかりません😵‍💫 答えや解説も ないです(><)

因数分解 x2-x-6=(x+2)(x-3) のように、1つの多項式を, 1次以上の多項式の積。 71- の形に表すことを,もとの式を因数分解 するという。 このとき,積を作っ TERSE ている各式を,もとの式の因数という。 コ 3 5 式を因数分解するとき, 共通な因数をくくり出すこと, 因数分解の公式B を利用することが基本である。 更に、式の特徴に着目した工夫を加えるこ とで、複雑な式も因数分解することができる。 01+x8 A 共通な因数をくくり出す vas-1 ( dA0+358A- De 式を因数分解するとき, まず, 各項に共通な因数があれば AB+AC=A(B+C) によって, その共通因数を括弧の外にくくり出す。 例 13 SED 練習 次の式を因数分解せよ。 14 (1)9x2y²-6xy=3xy2・3x-3xy.2y=3xy2 (3x-2y) (2) (a-b)x+(b-a)y=(a-b)x- (a-b)y=(a-b)(x-y) 終 (1) 2x2y-6xy2+10xyz 7187 (b+x₂)(d,+ (3) a(x-y)-bx+by FOX RADOST+T+28 (2) 4xy²z-x²yz²+2xyz x(od +bb) (4) y(5x-3)+2 (3-5x) B 因数分解の公式 38=31 展開の公式を逆にみると. 因数分解の公式が得られる。 因数分解の公式 KUO 次の因数分解の公式1~3は,既に中学校で学んだものである。 15--11 1-1 S-bl 1a²+2ab+b²=(a+b)', a²-2ab+b²=(a-b)2 2a²-b²=(a+b)(a-b) (84) S 2 no²+ (athlutab-(mtal(oth) 20 第1章 数と式 DE

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