正解は①です。 なぜconsist ofはダメなのですか？

1152 Stutul 1890 adj ai tapmaoleveb ispigolonised a ◆be composed of A 「A から構成されている成り立っている」 (=be made up of A/ consist of A-896)

高2数Ⅱの問題です。 1.(2)の問題はどこが間違っていますか？ 出来れば式も合わせて教えてください

ONO (2)(5+i)(x+yi)=13+13i 1 次の等式を満たす実数x, yの値を求めよ。 (1)1+2i)x+(-3+i)y=1-12i 2次の式を計算せよ。 -1+√3 i (1) (=1+ 2 p.46 O p.46, 47 2 (2) i- | |/\ 1 de (3) i+i+i³ + is

I hope that you like the present.という文には動詞が2つ（hopeとlike）が入っているのですが、動詞を1文に2個使っているのに何で×じゃないんですか？

490は、postponeではなくて、expandは、間違えですか？

基本 頻出 ① I hear the kids enjoyed to ski in Hokkaido. 489 488 子供達は北海道で楽しくスキーをしたと聞いている。 ③ Dad, if my grades improve by the end of the term, would you mind 他 る (岡山理科大) 488 基本 ) my allowance? 489 頻出 ① raising ② rising ③ to raise ④ to rise (センター) 1490 ジョージは台所の壁のペンキ塗りを来月まで延ばした。 George( (亜細亜大) ) painting the kitchen wall till next month. (= put off) 491 According to the survey, about 40% of college students have 491 49 considered ( ① to quit ) school. ② quitting ③ quit (昭和女子大) ④ quitted 4' 492 The suspect denied ( 493 基本 ① having been ② he is Have you finished ( ①to read ) in the building when the crime took place. ③ to being ) that science book? ② reading 3 to have read ④ to be (立命館大) (高千穂大) ④ having read

点と直線の問題です。a＝-2とa≠-2で場合分けする(解答の赤線部分)のはなぜですか？

[1]~[3] から, 3 直線 小のものはa=1-1/2 Practice 21 ★★★★★ 含まな aが定数のとき, 直線 l (1+3a)x-(2+α)y=2-94 はαの値にかかわ らず、定点を通る。αの値の範囲が のとき,直線lは第1象 を通る。 [13 同志社大 ] 44 +++ ⅦI 図形と式

この問題のキルヒホッフの法則を使った方の方法が上手くできません。どなたか解説お願いします。

E1 ① E2 Es 図 キルヒホッフの法則 ⑨図に示す回路において, キルヒホッフの法則および重ねの理を用い て電流I を求めよ。 I 4 [Ω] 4 [Ω] 8 [Ω] 10(V)- 4 [Ω] -7〔V〕 8 [Ω] 図 キルヒホッフの法則 ⑩ 前項の図に示す回路において, 重ねの理を用いて, 各岐路電流I1, I2 およびI を求めよ。

間違っている所を選ぶ問題です 分からないので教えてください🙇‍♂️

2 Choose the underlined part that is INCORRECT. (1) art escor (1) Every alive creature in the sea ① 2. (2) I lost my wallet during I ②. ③ is affected by marine pollution. ④ was jogging through the park. (3) When I started teaching, my grandfather made me promise ① about peace with my students. ② 17 E Win fael (西南学院大) (近畿大) e that I will share his lesson Prague odi ③ quor bloo (SHAD) (4) You had better set the alarm clock for fear you should get up lately. ② ③ (玉川大) (5) Studies suggest that wolves and dogs split into different species around 100,000 years ① before. 2. (学習院大) 5 m otni ST DOYA (E) (6) I was spoken by a foreigner in English when I was waiting for a train at the station. ① ② ④ ( 広島修道大 ) 4 (7) Our hunger for new places and new ways have been with us for ages, almost like a mysterious disease. won and lemeziz m'l oli lololls (1)

間違っているところがあったら教えていただきたいです🙇‍♂️

4 1 Choose the best answer to fill in the blanks. (1) (1) You should ( ) or he might get lung cancer. ①get him stopped smoking 3 have him stopped smoking 2 get him to stop smoking have him to stop smoking /13 (京都女子大 ) ①great (2) The more money he had, the (y 2 greater ) care he had to take of security. 3 more greater (玉川大) most greatest (3) When I was in high school, I ( I have belonged belonged ) to the badminton club. 3 was belonging belong (南山大 ) 1) it. (4) I prefer playing baseball ( I to watching 2 to watch than (崇城大改) 3 for watching 4 watch (5) He just left home a minute ago, so he ( 1 cannot go 3 must be gone (6) "That's not your car." "My car ( 1 is being ) repaired, so I borrowed my brother's car." ③3 needs ) far. 2 cannot have gone (近畿大) ④must go (南山大 ) ( 大阪学院大 ) THIO 4 is under 2 wants (7) A knowledge of science is ( ) great use to everyone. 1 at 2 for 3 of 4 with (8) I wish ( ①having 3 I had 4 I will have (共立女子大) enough money to buy the computer game. 2 having had (9) His name is known ( ) everybody in this group. 1 as 2 with 3 for 4 to (京都文教大) ). so does Bill 4 Bill does so (駒澤大) (10) Bessie likes jazz dance very much, and ( 2 so Bill does ) help me if you don't have time. I can do the job myself. 1 Bill does (11) You ( 1 aren't able to 2 don't have to 3 aren't going to 4 should to 各種 ( 神奈川工科大) (12) India has the second ( ) population in the world. 1 large 2 largest 3 many ④numerous (千葉工業大) (13) Jack and Bill will meet me on Wednesday and Thursday ( ). ①respectably 2 respectively 3 irrespectively likely (松山大

どっちが進行形でどっちが完了形なのか見分ける方法を教えてください

1 進行形の受動態: <be動詞+ being + 過去分詞〉 完了形の受動態: <have [has/had] been + 過去分詞〉 (a) の文を参考にして, (b)の( )に適切な1語を入れなさい。 (1) (a) Bob is painting the house. (b) The house ( )( (2) (a) The students were cleaning the classroom. (b) The classroom ( B 22, (gib ng the chest? ) ( )( B ) by Bob. ) show ei ) ( (3) (a) Many people have visited Tokyo Tower. (b) Tokyo Tower ( いつも kyilT ) ( this scho (4) (a) They have already built the new library. (b) The new library ( ( ) by the students. now w い ) by many people. 703 ged eir ) already ( _) ( ). ) ( ) by volunteers now. 10. Asd ) many times. (5) (a) Volunteers are planting flowers now. (b) Flowers ( (6) (a) )( They have discussed the problem many times. beaauzib\asla (b) The problem ( )( )( + 過去分詞〉 の後に続ける

(2)解説がなく、解き方が何もわからないので教えていただきたいです！ ←問題　　　　　　　　　　　答え→

Practice 43 ***** n -12, an=(n=1,2,3,……)を満たしている。 数列 {an} は, a1= (1) 2, 3, a を求めよ。 (2) α+1 を an と nで表せ。 k=1 これが正しいことを数学的帰納法を用いて証明せよ。