ここの移行がわからないです 私の場合だとsinθになっちゃうんです 出来たらお願いしたいんですがこの問題自体の解説もお願いしますm(_ _)m

=-cos (2-0) = - sin 0 (+20 THOMAS coale+a)

数学Ⅱ　複素数 この式の解き方と、規則性を教えてください🙏

√3 + 2 √3 (1) + i の累乗について計算しなさい。 213 t 71 3 + 2 4 4 2 +2√3 21 4 4 4k 2 + 2 (+) (4) (5) (+ √3 √3 (2+塗 (6) 2 + √3

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174 今,私は重要なプロジェクトの仕事をしているので,休みを取る余裕がない。 Now I'm working on an important project, so I can't( ) go on a vacation. ) |適語補充 Try! Private universities in the U.S. are very expensive. Many parents cannot ) to send their children to such places. ( ① buy ② spend ③ allow ④ afford (亜細亜大)

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170 It is necessary that you ( ) decide where to go first. I must 2 should 3 ought to 4 have to Try! It is essential that all the staff members (ii) present at the meeting. 1 be 2 are (3) were 4 been

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Section 17 後悔を表す 〈should have + 過去分詞> < |67 A: The train was delayed badly because of the heavy snow last night. B: You should (leave) for home before it started snowing. 語形変化 空欄1つに1語を入れること Try! 1. I haven't talked with Cathy for three days after I stepped on her foot. I (apologized/ have/her/to/should) right away. 168 2. Mary regrets keeping it a secret. She thinks she should ( friend the truth. ①have told ) her 2 is telling 3 is told 4to have told (金沢工業大 ) Ted says he couldn't finish the report by the deadline. He ( ) out with us last night. 1 must not go ③ shouldn't have gone Try! I ( 2 can't have gone 4 ought to not have gone ) the file because it was Mr. Jones' private one. I will have opened 2 having opened 4 would be opening that should ③ shouldn't have opened Section 18 169 Ralph never fails to come on time. It is strange that he ( late like this. 1 must 2 will 3 should Try! It is quite correct that Picasso ( O 1 does can It is necessary that you ( should 4 ought to ) be called a great artist. 4 may (**) ) be

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164 His grandfather is very old and can't hear well. He ( (Try!) talk. ① can have heard cannot have heard I don't believe it; he ( ① may ② will 9009 ② must have heard 4 should go 産業大) our 「…したはずがない」 という 〈確信)を表す ) have said so. 3 cannot 4 never (四天王寺大) ものは? 「聞こえたはずがない」 を表すには? 過はこ

質問です。 I was a member of the track and field club in junior high school. I’m currently a member of the archery club. 自己紹介で話す内容の一部なのですが、おかし... Read More

なんで最小値を求める時は定義域の中央は求めなくていいのに、最大値になると定義域の中央を求めなければなりませんか?教えてください🙏

€ C 計 51:35 i G sviewer.jp/books/slide_view 重要例題 64 ★★★ 区間に文字 64 αは定数とする。 関数 y=x²-4x+1 (a≦x≦a+1)について, を含む 次の問いに答えよ。 (1) 最小値を求めよ。 (2) 最大値を求めよ。 (2) 定義域の中央の値は α+ 12 [1]a+1/2 <2 すなわち a<12/2 のとき a・ グラフは図の実線部分のようになる。 よって x=αで最大値 α-4a+1 谷 [2] =2 a+1/22 すなわち a = のとき 洋解 グラフは図の実線部分のようになる。 よって x= 2' 2 最大値 -1 11 ールバー ホーム オプション 学習ツール 学習記録のとき 指針

数Ⅰの問題について質問です。 この問題の解き方が本当に分かりません😭 二次関数を平方完成してXの座標を出す所まではしたのですが。 回答よろしくお願いします。

✓ 2次関数y=ax2+bx+c のグラフが次の図のようになるとき, 定数a, b, c, 62-4ac, a+b+c の符号を求めよ。 A (1) yt (2) y↑ (3) x X

(8)の回答の根拠がわかりません。教えてください

long have you and Keiko known (a) each other (b) together )? (c) another (d) other one (c) Most all (d) Almost all (8)( ) my records were imported from Germany.goto bivate (a) Almost grb (b) Most (9) A: Who's your favorite movie star? B: ( BAI B 3 注意。 君54」