(3)、(4)の答えが全てあっているか、確認していただきたいです。 よろしくお願いします。

問1 次の関数の2階の偏微分まで求めよ。

形質転換効率が2.0×10^5(cfu/μg)は、プラスミドを構築するには低い値ですか。

この問題の解き方と答えを教えてください🙏

4-ズーろズの小値 極大値を求めよ

英検準一級の英作文の添削をお願いします。理由が一つしか思いつかなかったので短いですが、ここだけ添削していただきたいです。見にくいところがあれば言ってください。

No. Date Topici Do you think that rich Countries should do more to help poor countries develop? I think that rich countrieshould do more to help poor Countries develop. I have two reasons to suport my opinion in terms of inequality and economic grouth Ficst, rich countries should help por Countries to be equal level. For evample, they teoch science Technalogy, donate and bild public faciliy such as a hospital and school. IH por Countries and t is important to decrease the nunber of gapof living level. 生活水準の差

英検準一級の英作文の添削をお願いします。見にくいところがあれば言ってください。

Date No. Topic: Do you think thatJapan, is a good Countey tor peagple with' children to live 'in? I do not think that Japan is a god Coanty fr peaple with children to live in. I have two reasons to support my opinion in Terms of Cost and lacking of doy care. Fist parents need much money to raise their childien. For exomple, there are meal_Costs and school tuition. 食安 They high school's Cast are free in Japan, baut high school ondumivecity are higher then we expect. Elemertay sechol and jurice Cost a lot of maney Itis had fr pareats to pay. Seund, the number of bath parents wmerting is increase there doys. 天働き So they have no time for dey caren If parents use a kindergaden, they Could not ue it because many kindergardens Cannat acept. There is he adult to see children. For these reasns, it is not good for people with children to lie in Jopon. (142 wordr)

(ii)と(iii)がどうしてこうなるのか分かりません お願いします

b. [1+] Let t(n) be the number of total partitions of n, as defined in Exam- ple 5.2.5. Let g(n) have the same meaning as in Exercise 5.26. Deduce from (a) that g(n) = 2"t(n) for n >1. c. [2+] Give a simple combinatorial proof of (b). 5,37. a. [2+] Let 1=D po(x), pi(x), be a sequence of polynomials (with coeffi- cients in some field K of characteristic O0), with deg pn=n for all nE N. Show that the following four conditions are equivalent: ) Pn(x + y) =DE>o (") Pe(x)pnーk(y), for all n eN. (i) There exists a power series f(u)=aju+azu'+ E K [[u]] such that と P(x)- un expxf(u). (5.110) n! n>0 仮定 NOTE: The hypothesis that deg pPn=nimplies that aj ¥ 0. () E20 Pa(x) = (E>0 Pn(1)). (iv) There exists a linear operator Q on the vector space K[x] of all poly- nomials in x, with the following properties: ●Ox is a nonzero constant ●Qis a shift-invariant operator, i.e., for all aeK,Qcommutes with the shift operator E4 defined by E® p(x)=D p(x +a). ● We have Qpn(x) =D npn-1(x) for all n e P. NOTE: A sequence po, Pi, .. . of polynomials satisfying the above con- ditions is said to be of binomial tvpe. The operator Q is called a delta

英検準1級の英作文の添削をお願いします。 Points Curriculum Globalization Pressure on students Quality of teaching

Date No. lopic: Agre or disage: High school education in Japan needs to be ingroved with the idea that high school education in Japan needs agree to be improved. I hare twe reasens to support my opinion Tn terms of curiculun and glebalizatign. Fist. high schooleducation shauld change because Seciety in Jpan is shiting For exaasle, science techndogy improves mare thse deys,. 11 So Students iill get along with them in the fataure Therefore. they should study abast sicnce technelogy such as pogroning a and robots, Second, studants heve to Communicate foreigners becauce the number of oppes that. they Comect To forignare increases recertly. for eromple, people in Japen work with them, Student need not ony Ernglish skille bat alo acknonlager abant foreign Countries' culture. For these reasons, high school education in Japan hare to think about Curicatum and globalization To improve

優しい方解答教えてください！ 書いてくれた人には私からの愛情が貰えます！（笑）

文法項目別ワークシート 得点欄 Grammar for Communication [3 [Date [Grade IClass INumber (/10) 教科書 pp.44-45 Name 疑問詞 ~いろいろなことをたずねよう~ 1 次の日本語に合うように, に適切な語を入れて英文を完成しましょう。 (1) あの女性はだれですか。 is that woman? (2) 私たちはいつ泳ぐことができますか。 can we swim? こう (3) 番太とニックはどこでサッカーをしますか。 do Kota and Nick play soccer? (4) ブラジルは今, 何時ですか。 is it in Brazil now? (5) あなたはどうやって学校に来ますか。 do you come to school? 2 次の文を下線部が答えの中心になる疑問文に書きかえましょう。 (1) Your birthday is July 23. (2) You have two cats. (3) They have toast for breakfast. (4) Your sisters go to school by bus. (5) They live near the station.

答えが1なのはわかります。 ですが、後半にある「at〜」がどういう仕組みでくっついているのかわかりません。 「he is at 〜」だけで見ると、 　文章的におかしい気がしますし、 「John is as 〜as he is」に「at 〜」がくっついているのか？と考えてもし... Read More

(3) John is( ) at negotiating as he is at developing new products. 1. as good 2. as good as 3. best 4. better

Uはポテンシャルエネルギーで Fはそのポテンシャルエネルギーを有する力です FとUの関係式と Uの求め方の式がイマイチ結びつきません どう結びつきますか?

2ひ 20 ぜxt ay 20 JZ ひ = を示せ、 0