(1.2.3)の解き方を教えてください🙏

同 次の式の値を求めよ。 sinio Dinio (. (1) sin 80° cos 170° - cos 80° sin 170° cOS 100⁰ COS-100 (2) sin 20° +sin 70° + cos110° + cos 160° cos 70⁰ cos26° cos-70° cos -20° Cos 10⁰ sin 10° (1) (2) (3.) -1 (3) COS70° - cos 70⁰ = 0 COS 20°/- cos 20° = 0 = 0 1 tan ²50° 1 cos² 40⁰°

なんで2なんでしょうか？意味も教えて欲しいです あと英検のコツがあれば教えて欲しいです。(特にリスニング)

Mom, can I go to the park to play with Jimmy later? B: Yes, ( ) you finish your homework first. 2 provided (19) A: 1 provide they need because 3o. 3 to provide 4 only provide

⑵でどうして４なのか教えて欲しいです。あと他の選択肢がダメな理由も教えてください🙏

nd OR) [A] Sports have been around for a long time. For example, an ancient wall painting shows that people enjoyed wrestling in ancient Egypt. In addition, the Olympics began in the 8th century B.C.E. in ancient Greece and many people still enjoy them today. ( A ) people have enjoyed sports for a very long time, professional sports are relatively new. This means that sports are still evolving and will continue to excite people, (B) produce many superstars. V₁ 0 V+ X Choose the appropriate word for (A) and write 1-4 on your answer sheet. 1. Since 2. Although 3. Once 4. Unless 2) Choose the appropriate words for ( B ) and write 1-4 on your answer sheet. 1. as good as 2. as long as 3. as soon as (4. as well as SENS rinolohi mela bri 3) Which of the following statements is true of the paragraph? TUI 1. Old paintings show that people enjoyed sports in ancient times. 2. The first Olympic Games were held in Italy in the 8th century B.C.E. imm 3. Professional sports have been around since the beginning of sports. ebbe liars sidi DES

現在分詞と過去分詞の問題を解いたんですが分からないことがあります🙂 ○a(an)やtheを付けるのはどんな時ですか？ ○'a boy'はanじゃないんですか？

12 3 6 7 00 100 5 8 4 1 2 3 彼によって描かれた絵 the picture is painted by him the car is made in America my friend is lining in Nara the book is colled "Stor prinsece" Little むこうでサッカーをしている生徒達 students are the playing soccer over there アメリカ製の車 奈良に住んでいる友達 「星の王子様」と呼ばれる本 空で輝いているあの星達 私のベッドの上で眠っている猫 9 木の下で泣いている子供 公園のまわりを走っている少年 通りがかりの警察官 何人かの観光客に英語で話しかけて いた一人の女性 英語とやさしい日本語で与えられた 指示 中学生たちによって作られた避難地 窓のそばに座っている男の子 水を飲んでいる生徒 サッカーをしている子供たち those stars are shining on the sky the cot is sleeping phin on my bed. the boy is running around the park. the chid is crying under the tree. The police officer is passing by speaking. Vi a woman spoken for some visitors in Engl the instructions English and easy Japane mop made by students bey siting sitting by the window student drinking water children playing soccer an evacuation

304番の【2】が分かりません！お願いします🙇‍♀️🙇‍♀️

*304 座標平面において, 点 0(0, 0), 点A(1, 1) がある。 方程式 y=-ax+2a+2が表す直線をl とするとき, 次の問いに答えよ。 ただし, a は 正の実数とする。 (1) 直線ℓに関して点Aと対称な点を A' とする。A'の座標を求めよ。 (2) 点Pが直線ℓ上を動くときのOP + PA の最小値を α を用いて表せ。 [類 14 山口大] LARŠTHOANG Training 300

青マーカーの部分を使って緑マーカーの部分に変形するのですが、そのやり方が分からないです💦 詳しく解説していただけるとうれしいです!!

Cn 5 - 数列{c„}の一般項cm は よって, 数列{bn}の一般項6" は, b=C-2 より したがって,数列{an}の一般項a, は,a=2"b" より an=5.3”-1_2n+1 . 3|2 3\n-1 bn = 5 2 . 3\n-1 - 2 3-2

歴史の人物が全然覚えられなくて困っています、何か効率よく出来る勉強方法ってありますか？あったら教えて欲しいです🙏よろしくお願いしますします！

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教えて下さると嬉しいです(><)

A. Circle the letter of the word or phrase that best completes the sentence. 1. His parents. a. intend 2. I may have to him by not allowing him to play computer games. b. locate c. motivate a. face a challenge 3. Some animals could not a. adapt 4. The building is a. based on 5. You must be a. amazing d. punish getting a job to pay for my books if the bookstore keeps raising its prices. b. come to an end d. take over c. resort to b. discover d. surround finished. They will finish working on it this month, I am sure. b. just about c. tempted to d. in touch with about your birthday next weekend. b. excited c. jealous 6. It is interesting to watch the a. energy to the colder weather, so they died. c. rank b. interaction 7. Most people imagine a desert a. empire b. factor 8. She knows how to a. repair b. reward d. medical of these two babies with each other. c. recipient almost anything that is broken. c. respond d. structure to be boring, but I find it quite interesting. c. landscape d. status d. ruin

どなたか解答して下さい

ⅡI. 次の 17 17 18 19 20 21 22 23 から一つずつ選びなさい。 Her ( 23 の各英文の空欄に入る最も適切なものを,それぞれの中 today presentation 3 presentation today The new ATM is easier for ( ) left nothing to be desired. visual impairing 3 visually impairing killing 3 for which dies ones Food contamination is a serious problem in the U.S., ( year. given The 21st century has ( The results of the experiment were greatly different from ( expected. + because 3 is that ) people to use. 2 that presentation's today today of presentation making to oblige 3 obliged to make visual impaired visually impaired 2 seen 2 with killing 4 the death of 3 which One of the main causes of the declining birthrate in Japan ( chosen to remain unmarried. ) about 5,000 people every 3 resulted ) the rise of various new business models. ) the researchers had 2 is the reason 4 so that 4 what Some workers just seem to follow orders and become confused when ( decisions. 4 appeared ) more people have making obliged to obliging to make ) their own

答えは④ですが、写真2枚目の解説を見ると、形式主語itに対する真主語には使えるってあります。なのになぜ②じゃダメなんですか？

Section 270 基本 080 ( ) it took only three months to finish the project is an amazing achievement. 1 While 3 What 2 If 4 That HATE S J-1 V2 bine [~~INTE 5138 bs DTEA <日本大〉