この途中式の考え方で解いたら不正解でした どこが間違っていますか？

(6) (a+b-c-da-b-c+d) F 17 117 (a+2) + (-c-d) (a-e) + (-cd) (a+b) a-h)+ (-c-d)* 2 2 A÷h C (-c+d)

なぜ青の部分が成り立つと言えるのでしょうか？

大きさの 最小値 41 原点0と3点P(1, 2, 1), Q(2, 1, 2), R(1,2,3) にっ いて,|xOP+yOQ+ OR | の最小値と,そのときの実数x、yの 値を求めよ。 ポイント④ xOP + yOQ + OR を考える。

英検2級 要約問題 添削お願いします‪( . .)"‬ 話のテーマは電子決済で、良い点としてスマホの持ち主しかスマホのロックを解除できないからお金が盗まれない、またいつでもお金を出せるから銀行などに行く必要が無いことが挙げられています。悪い点として電池が切れた時に使えない... 続きを読む

*Thesedays, using electronic money is a popular option for shopping. by doing so, individuals don't have to be afraid about their money being stolen and there's no need to go to a bank or ATM. However, if they don't have enough batteries, electronic money can't be used. In addition, there are some shops which can only use cash.

これにS(主語),V(動詞)をつけてくれませんか😭😭

16 D 15 2 of 900 woyob woH Moli linakalipid or ou Some parents do not like the idea of But in fact, pets may be good for Many children want to have a pet. having a dog or a cat in the house. children. A pet is something to play with. So keeping a pet can be especially important if there is only one child in the family. Also, children can learn a lot of things from a pet. They can learn about animals and the natural world. Children are also able to learn about taking care of a living creature. They have to learn to look after their pets in their daily life. This is an important experience for all children. stil ylish Cats and dogs are both popular pets. To tell the truth, I think cats are better for several reasons. First, cats are cleaner than dogs. They clean and they will not make the house dirty. Second, cats are safer. I junde bey stay very 10 Dogs sometimes bite people, but cats almost never do. And finally, cats are easier een to take care of. You do not have to spend much time with a cat, because many cats like to be left alone. What do you think? es/Tokyo/been/many/to/have). TERES

ベン図の色を塗るところを教えて欲しいです

(34)A UBUC (35) AUBUC U- () (36) AUBUC A ONENA (08) (37) AUBUC (38) AUBUC U- (39) AUBUC ・U A ONENAS DANA (ES) (40)AUBUC (41) AUBUC (42) AUBUC A ONENA(TR) (43)AUBUC (44) AUBUC -U (45) AUBUC U A (46) (A∩B) UC Onan (08) (47)(AUB) NC nana (es) (48) AU (BNC) ·U B (49) AN(BUC) (50)(ANC) UB JUTUA(CE) -U (51)(AUC) B A (SD) U ・U- C

なぜこの答えなのかほかの答えではダメなのか教えてください。お願いします🙇‍♀️

Select the best answer to complete the sentence. Then choose the letter (A), (B), (C), art 1. Before --- ------ (A) enter 2. He ------- Japan, all international students must get a student visa. (B) entering (C) to enter (D) have entered in psychology in university, but now he is an artist. (A) majored (B) studied 3. Mr. Toda helped Cathy describe (A) hers (B) she (C) researched (D) took research plan. her (D) herself

物体が円運動をしている時、物体にかかる合力は円の中心を向くと思うのですが、写真の場合重力と何の合力ですか？

Date 球が半円筒から離れる瞬間の 運動方程式 Amg mg cost = m 12

何故こうなるのですか？特に3番目と4番目がなぜこうなるのか意味分かりません。教えてください2番目の かっこ無しのX－2はなぜぶがいになるのですか？2番目から3番目です

2x+3 (3)x+82. -31(2+3)(x-1)= 88(-31(2+3)(x-1) x²+2x- 2x+3 x²-x-2 x-2 と(x+8) 8 =(x+1)(T-2) x(+8)-8(x+1) (x+1)(x-2) x²-da (x-2√2²+2x+4). (2+1)(2) 3 X-8 =(x+1)(x-2)

急ぎです！！🥹🥹 この2枚の写真にS、Vをつけて欲しいです！前置詞➕名詞には(かっこ)をつけてほしいです！ (付けれたらでいいんですけどもし、c.oもつけれたらつけて欲しいです🙂‍↕️🙂‍↕️) 主語や動詞がどれなのか見極める方法などあれば教えて欲しいです🙂‍↕️😥

02 READING 2050年の世界はどうなっているでしょうか。 CD1 01-03 very Will life be the same or will it be 01 Let's think (of life in 2050. different from ours? Some scientists say that we will have no oil by 2050. We use a lot of oil every day, don't we? If we continue to use a lot of oil as 続く we do today, we will need much more oil for everyone in the world. The people in developing countries who don't need much oil today will want to use 5 it to have a better life. ② Take cars, for example. Now there are about 600 million cars in the world. Many of them are in developed countries. But the people in some developing countries also want to have cars to change their way of life. They will have more cars and begin to use them soon. How much more oil will we 10 need in the future? 03 ⑤ It is very important to know about the world's energy problem and to start doing something now. Jova 受 ers alod 高9(税白) 8

（1）の問題です。　なぜ（２a b +a +1）の　＋1がつくのかが分かりません。　お願いします🙇

Pist Dah - 396-20+b-2 (26-3b-2)α + (b-2) (6-2×26+1)α +(6-21 (6-2) (Sabtα) てどっか