Disperate to flee the approching Nazis and Soviets, the refugees knew that their only path lay to the east. 日本語訳を教えてください！ 文の構造がよく分かりま... Read More

2枚目にマーカーを引いた部分はなぜ言えるのですか？

(群馬大) 99 Lv. ★★★ 解答は160ページ·. 座標平面上の楕円 Q? =1 (a>6>0)について,「以下の問いに答えよ。 6° *座標が小さい方の焦点Fを極とし, Fからx軸の正の方向へ向かう 半直線を始線とする極座標(r, 0)で表された楕円の極方程式r=f(0) を求めよ。また, 点Fを通る楕円の弦を AB とし, 線分FAおよびFB 1 の長さをそれぞれra, TBとするとき, の値は定数となること TA TB を示せ。 1 たm )応極立面しの店占o

解説に赤線を引いた部分は何のために示しているのですか？書き込みで見にくくなっていてすみません。

19 Lv. ★★ 解答は189ページ 関数f(x) = a-cosx が,0<x<今の範囲で極大値をもつように, 定数 a+ sin x 2 aの値の範囲を定めよ。 また,その極大値が2となるときのaの値を求めよ。 (福島県立医科大)

1枚目右ページの2行目、a patexted technology involving bacteria cleans the water, はinvolving bacteriaがa patented technologyを現在分詞の形で修飾していて、cleansが文の... Read More

They are part of an experiment that Sogo, chief operating officer at FRD Japan, hopes will one day allow cost-effective inland farming of salmon Tokyo, gray salmon in a tank make quick movements, fighting for food. sea, but businessman Tetsuro Sogo is looking inland to raise one of the country's most loved sushi fish: salmon.\ In a mountainous area near Japan may be an island nation surrounded by the richness of the A You are preparing for agroup presentation on fish farming for your elan thought we needed a new way to produce more salmon," he explained. The company's process has two stages. First, tap water is converted 58 第2回 実戦問題 59 第6問 (配点 24) a シフト You have found the article below. 文字サイズ マトリー ジャンプ salmon farming. and enable Japanese to buy the homegrown fish for their sushi. “"We'll able to easily get high quality salmon wherever we are,” Sogo said The majority of the salmon consumed worldwide is farmed, not wila technology exports)." and the aquaculture market is dominated by Norway, which produces 1.3 million tonsa year. Farming at sea, the most common way to raise the fish, is complicated. The sea must be the right temperature, colder than 20 degrees Celsius, and only areas without strong waves and currents are tons of sushi-ready salmon. suitable - normally inlets or bays. Inland farming of salmon is often an impractical, expensive venture requiring lots of water and electricity to keep tanks clean. That hasn't stopped demand from exploding since the 1980s, with the United States, Russia, Europe, and Japan all fussing about the fish's rich pink flesh, according to the World Wildlife Fund. “Supply is not catching up with the growing demand," said Sogo, speaking at his test focility in Saitama, 50 km (31 miles) from the sea. Dressed in a suit like 35 明1 According to the article, what is NOT true about samon farmine? 0 Itis not easy to make profit by inland farming. の More than halfof the salmon consumed in the world comes from farming. Norway is leading the world market. a typical “salaryman" corefully monitors the fish as though he is wWatching his own children ““We - except fora pair of white rubber bonts _ Sogo O Strong waves are necessary to keep the water clean. 「第2回

1番なんですが、答えは手の真下におちるです なぜ手の真下におちるのでしょうか 電車が動いているなら落とし始めた場所より後ろに落ちるのではないのですか？ 出来たら詳しくお願いしますm(_ _)m

プロセス 次の各間に答えよ。ただし,重力加速度の大きさを9.8m/s°とする。 Process ロ一定の速度で動いている電車の中で,手にもったボールを静かに落とすと,ボールは 手の真下に落ちるか,またはずれた位置に落ちるか。 2 なめらかな水平面上にある質量5.0kgの物体が, 右向きに20N の力を受けたとき, 生

2枚目の赤の矢印を書いた部分の変形の仕方がわかりません。3枚目のように解いたのですが、この後を教えていただきたいです🙇‍♀️

※ 6 Lv.★★★ 解答は107ページ。 y=x°のグラフを了とする。6<α'をみたす点P(a, 6) からTへ接線を 2本引き,接点を A, Bとする。 Tと2本の線分PA, PB で囲まれた図形 の面積がそになるような点Pの軌跡を求めよ。 る 3 (東京都立大)

英文4段落目3文目のno paintを塗られていないとなくしてしまいました、塗られていないだとしたらno paintedでしょうか？？ またno paintは完全否定なんでしょうか、、？？

第4問 次の問い(A· B)に答えよ。 (配点 33) will shrink considerably over time.、This shrinkage is caused by moisture not change size too much. But wood from a tree that has just been cut down (water) within the wood escaping into the atmosphere. The drying process of Wood used in the construction of homes must be stable. That is, it must A 次の文章と図およびグラフを読み,下の問い(問1~3)に対する答えとして 2012年度 本試験 15 roo に入れるのに最も適当なものを,それぞれ下の①~④のうち 37 35 fnnu yileub から一つずつ選べ。 19unolli bomisa odt bas boow boi basg es 9120m lo . known as “seasoning. There are actually two ways to season wood. r is to allow the natural drying process to occur. The other is to put it . cnecial oven called a kiln. Kiln drying is much faster than the natural method. During the seasoning process, water is removed from the wood until the moisture content of the wood is approximately equal to the humidity of the air around it. These changes in size due to shrinkage are not uniform because changes depend on the kinds of trees, the way trees are cut, and the surrounding conditions. It is also important to note that even after seasoning, there will always be Some small changes in size due to changes in the humidity of the surrounding air. For example, last year, I used a 230 mm wide piece of eastern white pine WOod to makea cabinet door. It changed in width across the grain (Figure 1), Shrinking by 2 mm from the original in the winter and expanding by 3 mm Ine moisture content of wood changes according to the seasons even niw= from the original in the summer. um volbsoH 8. -409

問2について 答えは②らしいのですが、どうしても納得いきません。本文では、「現金を引き出すことは不便で危険だ」と言っていますが、「クレジットカードが便利で安全だと思う」なんて一言も書かれていません。 どなたか納得のいく説明お願いします🙏🏻

Change May Come to Denmark's Cash By Sandra Gray, Copenhagen March 8, 2020· 1:25PM enbbots Cash may be on the way out, in Denmark, where credit card and mobile pavments have been adopted_widely and have become more popular than old-fashioned cash payments. Figures from 2019 show that last year only 16 percent of ordinary store payments were made in cash! The government is now considering a proposal to allow businesses such as restaurants, convenience stores and clothing stores to refuse cash payments) Dana Hasbrook of Copenhagen is looking forward to a_cashless_society. and savs, Having to withdraw money is inconvenient and _risky." Police officer Peter Nielson also supports the proposal. "Criminals won't be able to steal money from stores anymore, which will make my job easier." Not everyone is happy about a world without cash, however. /…This is a double-edged sword. Certainly, people's wallets will be lighter, but what happens when there's a problem with the system that processes credit card and mobile payments?” says Mary Daniels, a schoolteacher. “Also, when you use a credit card at a store, staff members can see your name. People shouldn't have to give out their personal information for the sake of convenience."

（2）についてです。解説のマーカーを引いた部分はどこから言えるのですか？また、なぜこれらを言わないといけないのか教えてください。

98| Lv.★★★ 解答は159ページ x? Tπ 楕円 3? +y*=1上の点をP(3cosa, sina) (0S«ハ)とし,原点0と 2 点Pを結ぶ線分と×軸の正の部分のなす角を0とするとき,次の各間に変 えよ。 Q)線分 OPの長さが 3 以上になる0の範囲を求めよ。 V5 Q) la-0|の最大値を求めよ。 (群馬大)

2枚目の上部の紫の枠のなかにマーカーを引いた部分の、”b<a2は点Pかグラフの下側にある、すなわち接線が2本引ける条件である″はなぜ言えるのですか？ 書き込みで見にくくなっていてすみません。

63 Lv. ★★★ 解答は107ページ。 y=x°のグラフを「とする。b<aをみたす点P(a, b)から Tへ接線を 2本引き、接点をA, Bとする。 Tと2本の線分PA, PB で囲まれた図形 2 の面積がになるような点Pの軌跡を求めよ。 3 (東京都立大)